Cat's manga / #my heart hurts(1)

My Fiance is in Love with My Little Sister

Ongoing | Hanabusa,Mashiro | 2019 released

Personally I think this should have a higher rating than 9.0. I have been sobbing and crying uncontrollably while reading this. First time ever commenting on a manga because this is truly well written and done. I wish there was more mangas like this