Office worker Leon is reincarnated into a dating sim video game, where women reign supreme and only beautiful men have a seat at the table. But Leon has a secret weapon: he remembers everything from his past life, which includes a complete playthrough of the very game in which he is now trapped. Can Leon spark a revolution to change this new world order?

Naofumi Iwatani, an uncharismatic Otaku who spends his days on games and manga, suddenly finds himself summoned to a parallel universe! He discovers he is one of four heroes equipped with legendary weapons and tasked with saving the world from its prophesied destruction. As the Shield Hero, the weakest of the heroes, all is not as it seems. Naofumi is soon alone, penniless, and betrayed. With no one to turn to, and nowhere to run, he is left with only his shield. Now, Naofumi must rise to become the legendary Shield Hero and save the world!

Kousuke suddenly wakes up alone in a vast forest that clearly isn't anywhere on Earth. Now he has to find some way to eat, drink, and survive! Luckily, Kousuke also has the power to craft using a special video game menu that allows him to harvest resources and build whatever he can imagine. However, every time he goes to sleep, he's attacked by one of the many non-human races of this world, all of whom despise humankind. Enter Silphy, the beautiful dark elf who lays claim to Kousuke and vows to protect him--after all, she's taken him as her property!

Takasu Ryuuji might look like a thug, but he's actually a nice guy. Making friends when you've got an unintentionally scary face is tough--and don't even get him started on girlfriends. But with his secret crush in his class, the start of his second year of high school is off to a good start...until he crosses paths with Aisaka Taiga. Beautiful, frightening, and not quite five feet tall, the girl known as the palmtop tiger is the one person in school even scarier than Ryuuji himself--and he's just made the mistake of making her very, very angry.

Students of the prestigious Tokyo Metropolitan Advanced Nurturing High School are given remarkable freedom—if they can win, barter, or save enough points to work their way up the ranks!