<Korean TV Series NOW> ”Study Group” EP4, Hwang Min-hyun uses prohibited technology = Synopsis / Spoilers

*This article contains spoilers. TVING TV Series "Study Group" EP4 is about Gamin (Hwang Minhyun) using a prohibited technique.
In the study room, Jang-ho (Kim Min) mistakes Jun (Gong Do-yoo) for Ga-min and invites him to a test to select the regular army, which is the reserve force of the Yong-baek faction.
However, seeing that Jun's performance was below his expectations, he quickly realized that he had made a mistake and threatened Jun that he would make him pay for wasting his time. At that moment, the real Gamin was Jiwoo (Shin Soohyeon),
He appeared with Gon-yeop (Hong Min-ki). Jang-ho easily blocked Ga-min's attack and even counterattacked. However, Ga-min was deliberately hit and tried to protect Jun.
When he found out, he became even more furious. Jang-ho cornered Ga-min and pressured her, and even easily subdued Ji-woo and Gong-yeop, frightening them.
Meanwhile, Gamin has lifted the seal on his uncle's banned technique No. 1: one-sided punching, because he thinks it's dangerous.
Jang-ho is knocked down. Just then, the police arrive after receiving a call from Se-hyeon (Lee Jong-hyun) and Hee-won (Yoon Sang-jung).
In this way, Gamin completed the formation of a complete study group and became recognized as an official circle.