Magical Revolution Reincarnated Princess & Lady Bk 01

Yuuya has always been a loser, and after the death of his grandpa (the only person he had in his corner), hes sure theres no point even trying anymore. But when Yuuya moves into his late grampss home, he inherits...a two-way door to another world?! Access to this new realm might be just the cheat Yuuya needs to succeed in his everyday life!