Lola's manga / #left by ex boyfriend(1)

23/12/23 Uke is a gay piano teacher who was recently left by his ex bf randomly (later implied that he was left cos ex bf had a kid so cheating). Uke was raised by his non biological single mother. His mother sometimes cares for a young girl while her father is working. Young girl in also ukes student. Seme is young girls gay adopter father, who sold his body to bio dad when he was in high school for his mother's medical bills. After bio dad found out he hired seme as a babysitter. Mom died anyways and so did bio dad from cancer which he knew he had. They fall in love with eachother and confess and get together and they live happily ever after. The end.