I know I'm sick of Isekai trope as well. But this one is fun n not a complete waste of time. N if u r not in the mood thn u r not in the mood it's not like there is an exam on it.
Actually, it turns out he loves her to buts even before they turned back the time. He was just so bad at expressing himself it looks like he really doesnt care about his wife.
This looks interesting but I don't wanna read the same plot of "she dies, comes back and all of a sudden he's in love with her"
If it's genuinely good I'll give it a shot but lmk