Rumors tell about an ageless girl who only comes out at night, living in a mansion in the middle of the forest. Some say that she is a living doll with a soul. Upon hearing these rumors, Akari Amano seeks out this girl, only to find herself lost as she treks through the woods amidst the darkness. A vampire named Sophie Twilight saves her, turning out to be the rumored girl. However, unlike the vampires told in myths, Sophie does not attack humans and instead orders her blood online. Akari instantly becomes charmed with her doll-like appearance and proceeds to abruptly move in with her, thus starting their life together.

Comedy parodying famous samurai generals and historical events.

OVA of Tonari no Seki-kun bundled with the fifth manga volume.

In the wake of their first home burning down, Nasa and Tsukasa Yuzaki are seeking temporary shelter at the Arisugawas' bathhouse. Though they have only been married for a short time, their relationship has only become sweeter by the day. Nasa is determined to spend as much time with his wife as possible, basking in the happiness of their marriage. The newlyweds find new ways to explore their relationship. From adopting a cat, going to an amusement park, and even watching an impromptu romantic comedy featuring Nasa's former teacher, every day is a new experience. But while Tsukasa continues to meet the people in Nasa's life, Nasa has yet to meet more of Tsukasa's family. Though they appear to be the picture-perfect couple to everyone around them, Nasa begins to wonder if he will ever learn more about his wife's mysterious past.