Firelight

In a world of royalty and magic, Hajime Hinata is a member of the royal guard, and a Telky, or a telekinesis user. One day, Hajime's king asks Hajime to guard the dungeons, where he meets a mysterious prisoner, Nagito Komaeda. When Nagito doesn't tell Hajime what got him thrown in jail, Hajime makes it his task to investigate the man shrouded in mystery. Hajime ends up finding out a big secret about Nagito, a secret that could get both boys killed.

(The cover is a placement cover, for now, will hopefully get a better one soon, and the art is not mine)