Seiko Yoshida

Running into your new stepsister in the bathroom is not the best way to make a good first impression, which Basara Toujou learns the hard way. When his father suddenly brings home two beautiful girls and introduces them as his new siblings, he has no choice but to accept into his family the Naruse sisters: busty redhead Mio and petite silver-haired Maria. But when these seemingly normal girls reveal themselves as demons—Mio the former Demon Lord's only daughter and Maria her trusted succubus servant—Basara is forced to reveal himself as a former member of a clan of "Heroes," sworn enemies of the demons. However, having begun to care for his new sisters, Basara instead decides to protect them with his powers and forms a master-servant contract with Mio to keep watch over her. With the Heroes observing his every move and the constant threat of hostile demons, Basara has to do the impossible to protect his new family members. Moreover, the protector himself is hiding his own dark secret that still haunts him to this day... [Written by MAL Rewrite]

June 1998: Shiki has had a near death experience. Awakening from a coma, she has lost something very important to her, leaving a great void in her soul. A void that some beings from the afterlife want to take advantage of at any c...

Young girl wakes up with no memory. She sees a floating spirit who tells her that her amnesia is his fault and that she just plays along and acts normally while he helps her gain her memory back. She tries, but it's not easy.