Can anyone suggest me something similar? (=・ω・=)

Try these:
(Shounen ai)
Black Lotus
https://www.mangago.me/read-manga/black_lotus/
Fatal Scent
https://www.mangago.me/read-manga/fatal_oxygen/
(Yaoi)
An Easy Target
https://www.mangago.me/read-manga/hogu_hagyeongsu/

Already read two of those,do you or anyonehave any more suggestions?