Mnet released the second teaser for their 4-part drama 'Mimi,' starring TVXQ's Changmin and Moon Ga Young. This short teaser captures the bittersweet romance that is sure to move viewer's hearts. In search of his first love from high school, Changmin asks if they could ever meet again and Moon Ga Young responds that she will always be with him wherever he is, whether through dreams or through mere thoughts. Check out the beautiful teaser above. The drama airs on February 21!