When trying to promote their music video teaser, the duo pledges to do water skiing even though both of them are against the idea. Against everyone's expectations, they reach their viewer goal and have to fulfil the pledge. To make the event more casual, Jihoon and Eden incorporate water skiing into a day trip. Ji Hoon has an unexpected run-in with his past. Eden starts becoming more comfortable around Ji Hoon. (Source: KimWanHee at MyDramaList)