I was more overpowered than the hero, so I hid my power!

Ever since I was a child, Ive loved the normal and light-looking but hides his strong powers type of character.

And then, a chance for rebirth came!

What would you like to be in the new world? they asked.
I want to be someone who hides their true powers and strength!

But I didnt mean it to be like this!?