After hearing Woodol's words, Ki-jeong resolves to be a boyfriend Woo-yeon can be proud of. He then receives a casting offer from an entertainment agency, which Ki-jeong accepts. Meanwhile, Seon-ho's sudden appearance in Green's life puts him on edge, and a chill begins to settle between them. Meanwhile, Woo-yeon visits Ki-jeong's workplace and, upon seeing her unfamiliar appearance, feels a strange sensation...

Wooyeon feels jealous of Kijung, who shines so brightly without effort, a stark contrast to herself. He hates and loathes himself for this, yet finds Kijung uncomfortable, so he avoids her. To make matters worse, Wooyeon's mother catches him attending a Spirit Fingers meeting, and he's grounded. Meanwhile, Seonho and Green struggle to open up to each other, and misunderstandings mount...

Woo-dol's runaway leaves Woo-yeon's house in chaos. Ki-jeong rescues Woo-dol and Bong-gu from near-critical injury, and Woo-yeon's family and Ki-jeong meet at the hospital. Meanwhile, Green heads to see his first love, Heo Je-ro, to resolve their marriage... What will be the outcome of Woo-yeon and Ki-jeong's love? Will Seon-ho and Green have a happy ending? This is the final story of young people, each with their own struggles to find their own unique identity, each with their own worries!