S1, E2: Seo Jin realizes that he is living a month ahead of Ae Ri. In order to save his wife and daughter, Seo Jin calls Ae Ri to tell the truth, but Ae Ri doesn't believe Seo Jin. Ae Ri asks Seo Jin to prove that he's actually in the future. He shares the winning numbers of the lottery and tells her about the murder of Geon Wook. In return, he asks her a favor. As unbelievable as it may seem, Ae Ri slowly starts trusting Seo Jin and visits his office in her time as he requested.