The One and Only

In-suk protects a child from getting hit by her father; after suddenly falling unconscious, In-suk finds out about her brain tumour. Leaving her grandmother behind, she gets admitted to a hospice where she meets Woo-cheon.

In-sook, Se-yeon and Mi-do's alibi leads to a revenge battle at a party. Shi-young finds something suspicious at the murder scene, and Woo-cheon comes up with something at In-sook's house.

In-suk, Mi-do and Se-yeon try to hide the evidence from the murder; In-suk misunderstands Woo-cheon who tries to save her from the fire in the hospice.

Woo-cheon kisses In-suk to stop her from accidentally confessing in front of Shi-young; as the scope of the investigation begins to widen, Seung-sun catches Woo-cheon and threatens him to surrender.

In-suk discovers Woo-cheon's true nature and ends up getting disappointed in him. Meanwhile, Ji-soo decides to support Mido's hospice.

Woo-cheon decides to turn himself in to protect In-suk; In-suk eventually opens up and recalls the memories she shared with Woo-cheon as a child; due to Seung-sun's threats, the truth about Ha Yong-geun murder comes to the surface one by one.