A mysterious and lethal disease is on the loose worldwide, resulting in a terrible death rate and increasing rise of attacks-by the living dead. In Japan, Yuki Hatsune was just skipping as usual, too tired to go to class. When she runs into Takashi Komuro, her best friend and secret crush, and they witness the PE teachers get killed then resurrecting, their first instinct is to rush to their friends and get out. Together with the school nurse, they escape Fujimi High School. Now she and her friends search for their families and other survivors, trying to find the source of the devastating plague. But despite what Takashi thinks, he doesn't know everything about Yuki, especially anything about her painful past. Follow Yuki and the others as they find things they never expected to find in a world they didn't understand. [I don't own anything; I only own Yuki Hatsune and the changes that she makes]

Aoi Honou Kasei attends True Cross Academy with Rin Okumura, she is the smart, witty, humorous, popular girl that hides her sensitivity and other feelings she thinks are weak. She secretly crushes on Rin. She is unaware until she gets to know him that he is the son of Satan, but what he doesn’t know is that Aoi is the daughter of a Fallen Angel. She spends every day hiding her identity including her 10 foot pair of stark, midnight black wings, and secretly flying at night. What will happen when they discover their identities? Will they're forbidden love survive? Or fizzle out in a blue flame?