Des:Kanna, who attends a university in Tokyo, is an ordinary female college student who lives with her father, who has lost her mother. However, her fathers hobby is gambling, and he gets so excited that he secretly uses his daughter as a guarantor to borrow money from an unscrupulous bank. While her father is in the hospital, Kanna is abducted by the unscrupulous bankers. Oops. The girl she cares about is forced to work hard to pay off her fathers debt...