Cthulhu on the Grand Line

Shiragen, who traveled to the world of One Piece, obtained the "Evil God's Advent System". By developing his followers and spreading unspeakable fear, he can obtain Evil God Points, which can be exchanged for the abilities of various evil gods. Ancient God! Outer God! The Old Ones! When an indescribable being descended into the sea one after another, the whole world fell into indescribable fear. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.