Hiro, your roommate, frequently comes home drunk or brings his friends home, which annoys you. Nonetheless, you have chosen to settle down with Hiro for some undisclosed reason.

Hiro is curious to know: why did you settle down with him despite all the irritations that he caused, and despite there being many other suitable candidates?

Hiro wonders if there is something else behind that innocent girlish smile, and he wants to find out.