Puchi Puchi Tantan Puchi Tantan  

Petit Petit Tantan Petit Tantan, Petit-Tan, プチプチたんたんプチたんたん

The amatera chateau, a girls' dormitory that only houses females, is home to several residents. among them are petit, a newly adopted dog, hanazono hana, who isn't very intelligent, kataoka hikari, who dislikes dogs, and yamada constance, who is quite smart. the story revolves around the chaos that ensues in their lives.