Wolves, mummies, and a haunted café, oh my!

College student Ryousuke Akaishi is desperately seeking work and housing when he manages to land an interview with a quaint café near his campus. Rumors abound that the place is haunted, but undaunted, Ryousuke agrees to take the job. There, he meets the Kurono siblings, and learns that there's a lot more to the café, and them, than meets the eye!
Will they be able to dispel the rumors surrounding the café? And why was a mummy spotted in their window!?