Sang Doo, Let's Go To School Episode 13

Sang Du and Eun Hwan spend a happy time together as if nothing has changed, but soon, the reality hits that they have to break up. While doing blood tests for Bo Ri’s bone marrow transplant, Min Seok finds out that Sang Du and Bo Ri are not biologically related. Suk Ju visits Eun Hwan’s school to meet her and tells her Sang Du went to a juvenile center, was disowned, and the reasons why. Eun Hwan thinks back to the phonograph she saw in Sang Du’s apartment. (Source: Kocowa)