
The mc reincarnated 99 or 999 times into different worlds to help fight their world's demon lord by joining the heros parties. Once he finished his job, he returned to his 1st world, only to learn the hero party got wiped out. Theres some time rewinding stuffs, allowing him to relive his time traveling with the hero party and he helped the party to defeat the demon lord until the very end
What do friends do? They go on dates, canoodling and shit, but them you two’ve already done it, so the next step would be to fck!