The known masked vigilante Spider-Man is back in town, and Hwang Yena finds herself involved with the superhero more times than she could count. When it is revealed that Spider-Man really is just her newfound-crush Mark Lee all along, Yena's life takes a turn for the worst when she gets entangled with Seoul's biggest drug-dealing ring, and it's up to Mark to save both the girl and the city he loves. Spider-Man AU feat. MARK of NCT.