An unknowing Sudou Kaname is invited to try out a new mysterious mobile app game called Darwin's Game, but later realizes that he's in for more than he's bargained for when he finds out that there's no way to quit the game.
Assiah, the realm of humans, and Gehenna, he realm of demons. Normally, these two dimensions would never intersect, but having possessed all material substances, the demons are now intruding on the material world.
Three ordinary girls gain superpowers and protect their home city from a variety of villains.
Reborn as Arthur Leywin after a mysterious demise, a former king retains his wisdom despite entering a new life as a baby on the magical continent of Dicathen. He masters magic, forging his path to rectify past mistakes.
Aya Asagiri is a middle school girl who has problems both at school with bullying and at home from physical abuse by her brother. While browsing online, a website pops up on her computer featuring a creepy looking person.
Ichika Orimura is the first male IS pilot, and is forced to attend an all-girls' school where he runs into rivals, childhood friends and corporate spies.