Caroline

"Hey, don't call me a shut-in! That's an insult to us professionals! The proper term is "sheltered!""

- Caroline Caroline is a fictional character and one of the main characters of the story, "DxD: Vampire Story."

A prodigy hacker and a stereotypical hikkemori, she goes by the chat name "AliBaBa." She was reincarnated by Rachel Tepes. She is a childhood friend of Yuki Hyoudou, though they only ever met on chat rooms and public forums. She also possesses one of the Lost Sacred Gears; Realis Concept. Because of it's abilities, she later earned the nicknames Reality Breaker and Rule Breaker.