Keisuke, once a shy introvert, was constantly compared to his “perfect” older brother at home and became the target of bullying in high school, eventually leading him to stop attending. Now, he’s made his “college debut” with a fresh start by making friends with a newfound outlook. Though he loves hanging out with girls, he’s still a virgin because… he has a condition that causes him to ejaculate prematurely! In his frantic efforts to keep up his cool college lifestyle, Keisuke relies heavily on help from his older brother, who finally gets fed up and kicks him out. With nowhere to go, Keisuke stumbles upon an Italian restaurant owned by a refined gentleman named Akiyama. Desperate, Keisuke begs Akiyama, who kindly agrees to let him stay. As they’re talking about life at Akiyama’s stylish home, Keisuke reveals his secret insecurity about his condition. Intrigued, Akiyama makes a move, pushing Keisuke’s boundaries in an unexpected way…

(Source: Takeshobo, translated)

Note: Includes an extra.