Even after listing the house, Jin-ho is torn, thinking it's a shame to sell the house filled with his children's memories. Do-hyun comes up with an idea that would stop Jin-ho from selling the house and living together with Jun-kyung. Meanwhile, Yoon-ju visits Jun-kyung at her workplace, hinting that she could get back with Do-hyun.

Jun-kyung feels conflicted after seeing Do-hyun leave his studio with Yoon-ju. Despite that, Do-hyun decides to propose to Jun-kyung. Jin-ho invites all his family to the campground, and they have a nice bonding time. Meanwhile, Jun-kyung and Do-hyun visit an OB-GYN, and they receive shocking news.

Jun-kyung ends up asking Yoon-ju if Daniel is Do-hyun's biological son. She regrets it immediately, thinking she's hurt everyone. Ja-yeong gets diagnosed with Alzheimer's disease, devastating Jin-ho. Meanwhile, Do-hyun secretly gets a DNA test done on himself and Daniel.