No Cheat in Bleach ? Watch me help Aizen then. - Chapter 21: Biting Off More Than You Can Chew

Upon meeting the girl who would become her adopted younger sister, the duke’s daughter Christina regained memories of her previous life. Through those memories, she learned that her new sister, Mishuli, was the heroine of a certain story. And though the story depicted a Christina who abused her sister, the real Christina turned into a siscon who spoiled Mishuli to no end.

She was once the all-commanding queen of business, but when she woke up once more, she found herself disguised as the second young master of the Prime Minister’s residence!

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

Several hundred thousand players are trapped in a gritty zombie apocalypse survival game just after game launch. There are hints that deaths in the game might be serving some other terrible purpose in the background of reality…