An ordinary man who inherits super strength discovers a greater evil out to steal his power. The one catch? Every use drains money from his wallet.
Unable to afford a place with Kim Min Suk, Kang Sang Woong visits his father — who grants him a power that will test both his morals and his bank account.
Sang Woong calls Park Jung Ja for help when he finds himself in a crisis — only to end up in danger. Meanwhile, Jo Anna uses Min Suk as bait to lure him.
After realizing he's become a target, Sang Woong trains with Byun Ho In and Bang Eun Mi. Soon after, he contacts Jung Ja for help to face Anna's army.
Longing for a normal life, Sang Woong considers selling his power to the Mundane Vanguard — but Ho In attempts to stop him from making a mistake.
After narrowly escaping danger, Sang Woong, Ho In and Eun Mi find themselves taunted by Jo Nathan. Soon, they investigate a drug ring at a nightclub.
After escaping another trap, Sang Woong realizes his regular life is taking a negative impact. But Anna comes forward with an unexpected proposal.
The bank scheme quickly turns perilous, pitting Sang Woong against Anna and Nathan. But Nathan lures him in by taking what matters most.
Fighting for his love, Sang Woong goes toe-to-toe with the Mundane Vanguard. Will he and his friends finally become the heroes they were meant to be?
