Ningmeng, a little Kenai who was forcibly bound by the system, lost her memory and helped the female partners in various worlds fulfill their wishes. The male protagonist in this article is different, not 1V1, but it does not prevent him from being a bitch.
The first life, the campus sweetheart's roommate
Second World General, wait for me.
Third Life Demon Lord, I am your aunt
The Fourth World: Survival in the End of the World