venge

After failing his college entrance exams, 18 year-old Tsukasa Mizugaki is offered a position at the renowned SAI Corporation due to his father’s connections. SAI Corporation is known for its production and management of androids that possessed human emotions called Giftia.

he Academy City on the water, Rikka (otherwise known as Asterisk) is the world's largest stage for the integrated battle entertainment, "Star Wars Festival." The young boys and girls of the "Starpulse Generation" belonging to the six academies made their wishes with Shining Armaments in their hands, vying for supremacy—Amagiri Ayato is one of them.

Sora and Shiro are a pair of siblings, brother and sister, who are well known as brilliant. Yet they are NEETs - useless to society, and (Not in Education, Employment, or Training) - and even worse they are completely house-locked shut-ins (hikikomori!

Angel Beats! takes place in an afterlife high school, which acts as limbo for teenagers who have died and experienced traumas or hardships during their lifetime.

Itsuka Shido is a high school boy. On the last day of the spring holidays, an explosion destroys the town and a girl in armor appears in front of him.

A girl named Rachel wakes up in an unknown place with no memory of how she got there or what her life was. She starts to explore the area and ends of finding a bunch of psychopathic people that each have their own floor in the building that their in.

Yukiteru "Yuki" Amano is a loner who spends most of his time writing a diary on his cell phone or talking with his imaginary friends Deus Ex Machina, the God of Time and Space; and Murmur, Deus' servant. One day, Deus gives Yuki a special diary, mentioning something about a game.