Jungwoo Shamelessly Interrupts Sihoo and Ah-ram mid sex and starts fucking Mina in front of him turning the situation into a contest to see who out-fucks the other (Competitive shagging).
Si-hoo, affected by his wife's infidelity, rushes to Mina's place and lets all his frustration and anger on her. He sniffles mid sex and has Mina comforting him.