The Red String Of Fate
https://www.mangago.me/read-manga/kanawanu_koi_no_musubikata/
His beloved crush was snatched up by the nerdy new student. Furious, Ren Zhichu tries to harass that nerd at every chance he gets. Unexpectedly, during their interactions with each other, Ren Zhichu actually develops feelings for that nerd...
Restart After Coming Back Home
https://www.mangago.me/read-manga/restart_wa_onaka_wo_sukasete/
Restart After Growing Hungry
https://www.mangago.me/read-manga/restart_wa_tadaima_no_ato_de/
Akai Ito No Shikkou Yuuyo