To the Beautiful You - Season 1 Episode 7
Overview: While searching for the necklace that Tae-Joon was wearing when he saved her from drowning, Jae-Hee is tricked into entering a building that is scheduled to be demolished the next day. Meanwhile, after having the necklace wrapped during a shopping trip with Da-Hae, Eun-Gul looks for Jae-Hee to present her with the gift.