Mpreg

Has 153 chaps as of Nov 2024 (Complete?:No) [Chap 153]
Kinda fits

An F-rank Hunter. More than that, a useless, pathetic F-rank older brother who’s holding back his younger brother, who’s doing well as an S-rank. The title that was given to me, who regressed after living a shitty life halfheartedly and sapping my younger brother’s life away, The ‘Perfect Caregiver’
Alright then. This time, I’ll just live a low-profile life, keeping to myself while watching over those amazing bastards…