The Ragnarok System of the Desperate Reincarnated Demon Lord and the Seven Aggressive Maidens

Summary

LOVE, WARAND REINCARNATION!!Rintarou, a renowned hero who helped save Japan from being overrun by demonic monsters, has become a socially awkward university student! Though he still has his incredible abilities, there's one thing he doesn't havea girlfriend. But one day,?a princess suddenly approaches him and asks to be his wife, his girlfriend...or even his friend with benefits?!