That introduction sounds more like something I should already know? Is this a spin off of the younger brother story? If so what's it called
Omg I thought so too!! I felt like I've already read this part somewhere
Rabbit Hole! https://www.mangago.zone/read-manga/rabbit_hole_sojogeum/
That introduction sounds more like something I should already know? Is this a spin off of the younger brother story? If so what's it called