Let This Grieving Soul Retire, Vol. 1 (manga)

"There’s only one thing I’m aiming for-to be the world'sstrongest hero."
Cri makes an oath with his friends to become the strongesthero in the world...but his
hopes are quickly dashed when he realizes thathis talents lie elsewhere. Despite the
reality check, the expectations fromthe people around him seem to rising
exponentially every day! Now Cri mustdeal with this huge misunderstanding as well as
the outrageousconsequences!