Asura no Sata

Asura's Verdict

"Only do good deeds."—Asura follows his late mother's teachings and always strives to do good in life. No matter how much he is bullied, he goes on with a smile, firmly believing that evildoers will receive divine punishment. Until one day, an ominous old man offers him a key that can open the doors to hell...

(Source: MANGA Plus)