One Piece - Season 20 (2018)

Nami, Chopper, Jimbe, Pedro and Carrot try to save Brook from big mom through mirror world. Sanji and Luffy try to reach rendezvous point.

Luffy continues his fight with Counter. Brook joins everyone in mirror world. Vinsmoke family celebrates their alliance with big mom. Sanji desperately searches Luffy.

After a harsh struggle, Luffy finally manages to defeat Counter. Sanji arrives and finds Luffy. Luffy decides to help Sanji when he hears his reasons for attending the party.

After Luffy and Sanji reconcile, the Sanji Retrieval Team manages to contact them through a piece of mirror. Jinbe proceeds to talk about Bege's past and proposes forming an alliance with him.

The Sanji Retrieval Team goes to the Fire Tank Pirates' hideout to meet Capone Bege. Meanwhile, the Sun Pirates tend to an injured Pekoms and guard him to prevent him from reporting to Big Mom.

Bege, Ceasar, Jinbe and the straw hat pirates talk about how they can assassinate Big Mom.

Some of the Big Mom pirates get suspicious of Sanj. The wedding starts in less than an hour.

The leaders of the underworld arrive at the tea party. Katakuri and two of his brothers stop assassins from entering Big Mom's tea party.

Bege gets his men to help with the assassination and make sure the plan doesn't get leaked. Sanji begins to question himself about Pudding wanting to kill him.

When Sanji lifts Pudding's gown and sees her third eye he calls it beautiful causing Pudding to get emotional. A gunshot is fired giving Luffy the signal to crash the tea party.

Jinbe tells Big Mom that he is the one behind Luffy crashing the tea party, Jinbe also asks to leave the Big Mom Pirates and join the Straw hats. While everyone is distracted Brook has a plan.

Brook destroys the portrait of mother Carmel, however Big Mom doesn't shriek. Pudding tries to kill Sanji. Germa gets captured by the Big Mom pirates. Katakuri goes after Luffy but Bege, Pedro and Jinbe defend him.

Luffy shows Big Mom the smashed portrait of mother Carmel. Big Mom shrieks stunning everyone without earbuds. Sanji and the straw hats save the Vinsmoke family.

When Big Mom was five years old she was left on Elbaf by her parents. Big Mom was taken care of by mother Carmel, the nun of an orphanage. As a child, Big Mom caused trouble at the orphanage.

Linlin causes havoc at Elbaf which leads to the death of one of the giants and her having to leave Elbaf along with mother Carmel and the other kids. Mother Carmel's true intentions are brought to light.

It is revealed how Big Mom became a pirate. The assassination plan begins to quickly fall apart.

Bege transforms into a giant fortress allowing people to hide in him. Germa 66 spring into action and assist in fighting against the Big Mom pirates. After trying a few more times Bege announces the assassination of Big Mom failed.

Big Mom stops shrieking and comes to her senses and attacks Bege's castle body. Bege comes up with a plan of escape.

Caesar tries to fly with Bege and escape from the Big Mom Pirates with everyone inside of Bege. Germa 66 help defend Ceasar.

Judge Vinsmoke is defeated by Big Mom. All of Luffy's allies are captured. An unexpected event greatly shifts the tide of battle.

The straw hat pirates and the fire tank pirates decide to make their escape and discontinue from traveling together. Big Mom has a hunger pang and starts attacking everything.

The straw hats are retreating back to their ship while Big Mom pursues them. Germa 66 get rid of the Big Mom pirates attacking their kingdom.

The straw hats continue to flee from Big Mom on Kingbaum. Pudding asks Chiffon for help in baking a cake to stop Big Mom's rampage.

The straw hats flee from Big Mom. Chopper and Brook make their way to the shark submerge. Nami uses Zeus for an attack on Big Mom.

Chopper and Brook get to the sunny only to find the Big Mom pirates occupying it. Brook and Chopper fight the pirates on the sunny. Chiffon and Pudding tell Sanji about their plan to make a wedding cake for Big Mom and ask him for help.

Sanji makes his way with Pudding and Chiffon to make a wedding cake for Big Mom. Brook and Chopper fight Pero-Pero. Luffy and the rest of the straw hats make their way to the sunny.

Peros uses his candy to halt the sunny. Pedro remembers Gol D Roger. Pedro uses his last resort to stop Peros.

The straw hats get ready to use coup-de burst to escape from the Big Mom pirates. Luffy and Katakuri face off before their fight.

Luffy and Katakuri begin their fight. Brook and Chopper are told by Nami about Pedro's apparent demise. Sanji. Pudding and Chiffon continue making their way to the island with the ingredients to make Big Mom's wedding cake.

Luffy's and Katakuri's battle becomes more and more one-sided in favor of Katkuri. Sanji, Pudding and Chiffon arrive at the cake factory and begin making the wedding cake for Big Mom.

Luffy tells Nami to break all the mirrors on the ship. Sanji, Pudding, Chiffon and the 31 chefs work together to make the wedding cake for Big Mom. A giant wave is made by Big Mom but Jinbei comes up with a quick plan to get through it.

The straw hats come up with a rendezvous point after the Big Mom pirates believe some of them to be dead. Germa continues to fight with the Big Mom pirates. Brulee overhears the straw hats plan and lets Peros know where they plan to meet.

Katakuri uses his awakened devil fruit ability. Germa 66 defeat the group of Big Mom pirates invading their kingdom. Katakuri looks to end the battle between himself and Luffy.

Katakuri begins to eat but he does it alone so no one sees him. Luffy sees something that Katakuri doesn't want anyone to see and sends him into a rage.

Luffy uses fourth gear and begins to understand Katakuri's ability. Brulee tells Pudding about what she knows about the straw hats plans and Sanji hears her.

The Big Mom pirates can't locate the straw hat pirates or the fire tank pirates. Luffy runs out of time for fourth gear and must wait ten minutes before he can use haki again. Luffy finds Brulee and escapes from Katakuri using her power.

Luffy looks for a mirror to escape from Peros and Big Mom. Chiffon is attacked by Oven causing her father and Sanji to try and help her. Bege comes to rescue Chiffon.

Bege and his crew go to rescue Chiffon from Oven and pick up the cake. Carrot worries about a possible full moon. Luffy thinks about what he needs to do to beat Katakuri.

Luffy returns to fight Katakuri. The fire tank pirates escape with the cake but are pursued by Oven. Pound attacks Oven to stop him from going after Chiffon and the rest of the fire tank pirates.

Carrot turns into a sulong, an ability minks have on full moons. As a sulong Carrot's strength is greatly increased. Carrot attacks Daifuku's ship and the Big Mom pirates surrounding him. Carrot draws some of Daifuku's attacks making attack his own ships.

Luffy's and Katakuri's long battle continues. Bege tries to poison the wedding cake but Sanji won't let him. Brook and Carrot deal with some of the Big Mom Pirates and retreat back to the sunny. Big Mom lands on the sunny seeking cake.

Luffy tries to use observation haki the same way Katakuri uses it in order to beat him. Big Mom and the straw hats fight.

The straw hats manage to capture Zeus. Luffy remembers his haki training with Dark King Rayleigh.

Luffy begins to use observation haki a little more effectively allowing him to dodge some of Katakuri's attacks. As Big Mom attacks the straw hats Bege lures Big Mom away with the wedding cake and Sanji makes his way on the sunny.