Tree of Aeons - 324. Caval’s Heroes

Ye Han was reborn into a parallel world and participated in the challenge program [365 Days of Wilderness Survival] jointly organized by the world. At the beginning, he got a BUFF bonus with a lucky value of 9999. With his little cook, Ye Han started a shocking journey of survival in the wilderness.

When the other players were hungry, Ye Han had already eaten seafood. When the other players had no fixed place to live, Ye Han had already built a wooden house. When the other players were precarious, Ye Han was drinking tea in his manor. Ye Han: No way, my luck is 100 million points.

- Description from novelbuddy

Su Xiao is a cold-blooded teenager who’s seeking vengeance for the death of his family, yet things ended up badly for him.

As he was taking his last breaths, he heard a voice calling him from dimensions, it was a strange system reaching him, asking him if he wanted to be saved, to be Reincarnated.

He just needed to accept a contract, Su Xiao didn’t have any choice but to do so, but he didn’t know what he signed up for!!

Traveling through worlds, doing extremely dangerous missions, collecting special items, leveling up, and even killing Protagonists…

But Su Xiao wasn’t any ordinary Contractor, Su Xiao was a Hunter!

The MC crosses over to: One Piece, Tokyo Ghoul, Naruto, Fullmetal Alchemist, Attack on Titans…

- Description from Novelupdates

To be exact, the female lead is an “older sister” type, amid many beauties and handsome guys, she's no white lotus.Also, it's said that the name of this book is the same as a brand of sheep's milk powder.

An immortal cultivator is murdered by her master and finds herself reborn in the strange world of One Piece. She hardens her resolve to once more tread the path of cultivation, only to find it won't be as easy as she thought.