1x9 - Angel's Last Mission: Love

After Dan kisses Yeon Seo, it suddenly rains. So Dan leaves Yeon Seo alone and runs away. Yeon Seo promises Kang Woo she will get back in shape within a week. Ni Na confesses her feelings to Kang Woo, but he rejects her. Meanwhile, Dan tells Yeon Seo to forget about what happened between two.