Koisuru Taka wa Tsume o Kakusu
On one hand there's Takumi. He's scary looking,strong in fights and respected by his juniors but in fact he's sensitive to the point of crying at every opportunity. On the other hand there's Natsuki, the "protector" appointed to Takumi. He's always around to prevent him from getting into trouble. The two boys are childhood friends and ever since Takumi came to his aid, when they were kids, Natsuki has been in love with him. He has no intention of ever revealing his true feelings but due to a strange combination of circumstances, Natsuki ends up stealing Takumi's first kiss! When an innocent Takumi suddenly becomes aware of his feelings and publicly asks Natsuki to go out with him, his surprise has no bounds...!
Otome Game no Hametsu Flag shika nai Akuyaku Reijou ni Tensei shite shimatta...
this is the OG. got introduced to isekai novels + manga through her!!!
Bondage (Rocky)