Hagure Narihira is a your average hopeless romantic sophomore in a magical high school for power users. He has no friends and has a crappy ability called the "drain" that unconsciously absorbs human energy within a radius of 1 meter. Because of this "special ability," no one wanted to be his friend much less his girlfriend. (Source: MU, edited)

Humanity’s strongest existence, obviously that’s auntie from Osaka!!! Thus naturally she’s reborn as different world’s strongest beautiful swordswoman!!! This is a story where past auntie from Osaka doing cheat while opening okonomiyaki store in towns and dungeons, an upstart who opens branch store one by one as the manager!!! Source: NU