Thirty, but Seventeen

You Are My Sanctuary (1x21)

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Woo Jin realizes that he can perfectly distinguish Seo Ri and the girl who died 13 years ago. He goes to his therapist and tells him that he does not want to hide his emotions to others, especially to Seo Ri, just because of the incident 13 years ago. Meanwhile, Jennifer gives the boys a strict diet plan in order for them to win the competition.