Domestic Girlfriend Vol. 28

Ordinary high school boy Natsuo lost his mother at a young age and lives with his single dad. He has a hopeless crush on his cheerful and popular English teacher, Hina, but in an effort to try and get over his feelings for her he has a one-night stand and loses his virginity to a moody high school girl he meets one night at a mixer named Rui. However, the plan backfires and he ends up feeling even worse about his secret crush on Hina. To make matters worse, his dad announces that he is remarrying and that Rui and Hina are not only going to be his step-sisters but they’re also going to live with him! Natsuo’s outrageous love triangle starts now!
Notice: This manga is written in Japanese.