A god wakes up as a mortal with no memory, and the show immediately stops caring about the mystery of why. What matters is the next fight, the next impossible odds, the absolute refusal to let weakness stay weakness. The combat is built on the principle that victory is something you earn through applied rage and technique, not granted by plot armor, and every scar on screen means the character had to bleed for it. This ONA moves fast enough that it doesn't have time for filler philosophizing. You get a protagonist who levels up through combat like it's a job, not a journey. By the time you realize you're watching a show about a god learning what it means to stay alive, you're already too invested in whether he wins the next fight to care.
Zhen Yang Wushen is a action and fantasy ONA from Wonder Cat Animation.