Epsilon

Kang Sungwoon, a debt-ridden college student, gets entangled with a dangerous man, Soh Bohmee, at his part-time job. When offered a high-paying job with a group of superhumans, Sungwoon accepts but becomes a target of a rival organization. As he flees their attacks, he and Bohmee cross paths again.

(Source: Manta)