MTL - The Girl in the Iron Cage: Lazy Little Beast Fei - v2 Chapter 2206 She's running out of time

Kuramoto Daisuke, a freshman in High School was suddenly exposed to someone vanishing in front of him. Turns out he was admitted to a Special Class full of Isekai Heroes that were regularly summoned to Otherworlds since the start of their Middle School. He was told that he was to become their Support to prevent each of the Heroes' fate of dying in the world they were summoned into. Though mediocre, he realized that his ability has a great potential but it needs a lot of hard work on his part.

Unconvinced of being just the Support Character, he vowed to excavate his mediocre ability, all the while supporting the Heroes using it.

And maybe more.

Reborn as a sword, he lived for hundreds of years, and then he occupied the body of a 15-year-old prince.

When I was 15-years-old, during the year that I graduated from middle school, my father told me this.