Review Detail of ZayDen in Nightmare's Call

Yup as the introduction said the MC is really ordinary, he ain't the type of people equipped with high IQ nor smth like tenacious will He admitted himself that he ain't smart moreover strong his biggest strength is calmnes, But he ain't that calm either It's not like he get some shit like absolute calmness, he's calm 'cuz his situation forced him to, i mean he's reincarnated person