A heartwarming story about a stray black cat, who was given blood from a vampire. He was taken in by a girl called Misaki and started to live with her. Nyanpire's favorite phrase is "Give me blood nya."

Short spin-off episodes included in Blu-ray/DVD volumes of the main series.

The player Dongdong mistakenly entered the game world "Azure" and changed into the skeleton, the weakest wild creature. The unidentified Dongdong used his years of gaming experience to amass a band of wild monsters early on. He met the main character Bubble, made a deal with her to become her strongest pet, and then set off on an amusing and thrilling adventure with Bubble and his new pals in "Azure." The phenomenon of NPCs and wild monsters in the game gradually awakening and yearning for the human world was also identified at this time by Dongdong. To learn the truth and get back to your regular life. The main character group, lead by Dongdong, as well as awakened NPCs, regular players, game developers, and other entities started to debate how the two worlds were connected.

Japanese yakuza clan heir Ranmaru just got married on a lavish cruise ship, but things aren't as they seem. The marriage is just for the appearances, and he ends up getting drunk and spending the night not with his bride but with the sexy ship captain. When the two men meet again in Italy, it is the start of a spectacular love story.