What One Piece? I Just Want to Beat You All to Death!

Bumping headlong into great luck, Will unexpectedly transmigrates to the One Piece world, obtaining the Purity System.

After reshaping his body, through relentless effort, he extracts the various talents and skills generated around himself, his strength rapidly growing.

Two years later, Will, who enjoys the thrill of battle, embarks on an adventure to gauge the purity of the various powerhouses across the seas.

......

Before the Summit War.

Sengoku: "In this war, the advantage is ours!"

Vice Admiral Tsuru: "Can we really win?"

Sengoku: "We will win."

......

The Summit War begins, the situation chaotic.

Above Marineford.

Will suddenly leads his crew into appearance, overlooking the entire battlefield.

Sengoku: "What exactly are you here for? Planning to help Whitebeard?!"

"Don't misunderstand."