O czym to anidb mal

Młody licealista z alergią na kocią sierść spotyka na swojej drodze kota w postaci biuściastej niewiasty, który twierdzi, iż musi go chronić przez złymi potworami nie z tego świata.

* Based on a shounen manga by Matra Milan, serialised in Monthly Dragon Age.Seven years ago, Amakawa Yuuto's parents died leaving him behind to live alone without a single relative. Ever since then, his childhood friend, Kuzaki Rinko, has woken him up, cooked for him and generally taken care of him. The only thing he has from a relative is a mysterious charm, a red ball, given to him by his grandparents as a good luck charm (an omamori).From the day of his 16th birthday, his charm is said to not be able to protect him from evil spirits anymore, and into Yuuto's life walks Himari. A cat spirit-samurai girl and demon huntress who, aside from wanting to copulate with him madly, swears to protect Yuuto. Unfortunately, Yuuto has a severe allergic reaction to cats.

Yuuto is your average, high school boy just turned 16. His childhood friend, Rin has taken care of him ever since his parents died when he was younger. All of a sudden, a girl named Himari walks into his life. Himari is a cat-girl samurai who is sworn to protect Yuuto. There's only one small problem: Yuuto is allergic to cats! (Source: Manga-Heaven)