Eeh Bl

So I read the prolog and seen half of ch.1 but I wasn't bothered to read it, I have no clue as to why but whatever. I've read some of the comments that was left behind and yea this will have some mature scenes but it's not my cup of tea and so that is my review on it and I maybe change my mind but I ain't to sure so I will leave that to future me if I'm still alive or still read manga hopefully yes I'm still reading

The person not getting revenge after he went back in time. He likes his ex once more and I'm wondering where the revenge is at