TRUE BROTHERLY L.O.V.E (NO BL)

Brothers
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… That was what I’d thought, but these S-ranks are… a little weird.

This is a development that I know of.’ The moment he thought that, the world had been destroyed, and a new universe had unfolded. The new life of an ordinary reader begins within the world of the novel, a novel that he alone had finished