Centers on sea otter brothers Anila and Cocora, who live at a certain aquarium. Anila is the older brother who is cool, but also has a naive side. The younger brother Cocora is a passionate otter who adores his older brother.

The name Tarou Sakamoto once instilled fear in every villain. No other professional hitman matched his prowess, and fellow assassins revered him. However, Sakamoto fell in love. In five short years, he married, became a father, put on some weight, and traded his weapons for an apron as he became the owner of a humble convenience store. Although Sakamoto is decidedly retired, he finds his old life of crime hard to shake off. His former partner, Shin Asakura, reappears and resolves to stay with Sakamoto's family under their strict no-kill rule. To make matters worse, a large bounty is placed on Sakamoto's head. Numerous assassins now pursue him—but they are in for a surprise. Sakamoto has not lost his edge, and no matter what tricks his enemies pull, he will fight off every last one to protect his dear family.

Special episode included in volume 3 of the Blu-ray release of depicting behind-the-scenes footage of the opening performance.

Kouyou Kotesashi, possesses exceptional massage skills and dreams of becoming a sports doctor. To secure a scholarship to medical school, he enrolls at Seiwa University Affiliated High School, a powerhouse in athletics. Coming from a poor family, Kouyou takes up a live-in job at the school's dormitory to cover his expenses. However, he soon finds himself surrounded by a group of highly talented yet quirky female athletes. His role? Managing the dorm while also tending to their physical and mental well-being. With a mix of intense training, close-quarters dorm life, and massage therapy, an unpredictable and daring new chapter begins!