Nyan Koi!

Junpei Kousaka, a high school student allergic to cats, finds himself surrounded by cat lovers, including his family, childhood friend, and his crush, Kaede. His life takes a turn when, after accidentally breaking a cat deity statue, he is cursed with the ability to understand cats, and is forced to perform 100 good deeds for cats in order to lift the curse. With the help of Nyamsus, a cat who guides him through the task, Junpei must navigate his daily life while secretly trying to fulfill his obligation to the feline world. As he completes these deeds, he encounters humorous and awkward situations, especially with the people around him, who remain unaware of his predicament. As Junpei struggles to complete the task, he faces the constant danger of turning into a cat, which would be deadly for him due to his severe allergy. The series blends humor, romance, and a unique supernatural twist as Junpei learns to deal with his new reality.