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After losing hope of gaining tenure, a desperate Park Dong-ha acts quickly when he comes across a van containing two dead bodies and a bag of cash.

Ma Kwang-chul moves into the neighborhood, with Kwang Joo-hyun soon following suit. Dong-ha searches online for tips on how to launder money.

Kwang-chul uncovers useful information on what went down with the money launderer. Dong-ha calls the police with an anonymous tip about his neighbor.

Dong-ha sets out for Busan to make his first delivery. Kang Eun-ju searches the streets for her daughter, who refuses to come home.

Park Yeon-woo stirs up trouble for herself and her father after he discovers the hidden bag and takes off with a chunk of the loot.

Eun-ju trails after Dong-ha as he heads to a spa. Striking out on his own, Kwang-chul fights for a chance to work for the head cartel.

Kwang-chul drops by to give Tonh-soo a promised heads-up. Park Deuk-soo makes himself at home while stealthily looking for clues.

Dong-ha and a partner are tasked with transporting the cash. Choi-Kang-jun offers to free Dong-ha from the money and Kwang-chul in one fell swoop.

Fearing for his life, Yong-soo goes into hiding. Joo-hyn makes Kang-jun an offer in exchange for the identity of the mole.

Dong-ha returns home to find the police digging around. Kwang-chul sends the head cartel a bloody message. Joo-hyun takes matters into her own hands.