Tsuyoshi, a 22-year-old third-year university student, spends his days juggling classes and his food delivery job, with a can of strong chuuhai always within reach. Living alone in a small apartment, his mundane routine takes an unexpected turn when he finds himself entangled with Yui Koriyama, a married woman he has admired since childhood. What begins as an innocent connection soon escalates into something far more intimate, blurring the lines between longing, desire, and morality.
Set against a backdrop of quiet nights and stolen moments, this risqué yet comedic tale explores the thrill and complications of an illicit romance—where every encounter is both intoxicating and dangerous.
Tsuyoshi, a third-year college student, leads a lazy life drinking cheap and tasty canned chuhai. One day, his aunt, Yui Koriyama, who he has a soft spot for, pays him an unexpected visit.
On a midsummer's day, Tsuyoshi heads to the convenience store to get chuhai, and reunites with Ai Natsuno, his junior from high school. Ai is now married, with a huge makeover as a sun-kissed gyaru, but acts like a spoiled child around Tsuyoshi, just like she used to.
Tsuyoshi starts an online drinking session with his two guy friends, and the college idol senpai, Miki Kanzaki. As Miki gets drunk from canned chuhai and exposes herself on screen, Tsuyoshi and the gang can't take their eyes off her.
Tsuyoshi goes round Joseph's house and meets his older sister and married Russian beauty, Anastasia. The three have canned chuhai, but Anastasia gets dead drunk and mistakes Tsuyoshi for her younger brother. He ends up taking care of her, but...
One night when Tsuyoshi was wandering around town with canned chuhai in his hand, he meets a wild tanuki, and gets led to a big mansion. There he meets a tanuki-faced beauty, Tamami Miyazawa, who gives him a warm reception, but for a certain reason...
No details