One Piece: Passion on the Grand Line Ver.0.3.1 by StoneHead Productions - Adult Sex Game

In the tumultuous world of the seas, after a fierce battle against the Marines, Shanks the Red-Haired and his crew seek refuge on an island near the kingdom of Arabasta. Among them is Midou, bearer of the alluring Ara Ara Devil Fruit. Following a night of wild passion, Shanks departs the island, unaware that Midou carries his child. Thus begins your adventure, stepping into the shoes of Renji, the son of Midou and Shanks.