Beppu Sumire (Imoto Ayako) is a wedding planner who works for True Love Bridal (TLB), a well-established wedding hall. Her late mother, Sakura (Okunuki Kaoru), showered love on her and would always tell her that she is lovely. After she passed away, Sumire lived with her father, Tetsuro (Kusakari Masao). Sumire gave up on her own romance long ago because of her disappointing looks. But she works hard with a smile even when she gets scolded by her stern superior, Umemiya Hitomi (Tomosaka Rie), her impertinent junior, Sudo Yuri (Shinkawa Yua), pins trouble on her, and her relationship with her father is not working out, in order to bring smiles to many people's faces. One day, the very good-looking Tachibana Soichiro (Shirota Yu) assumes the position of TLB's new president. Sumire becomes his mentor. She is rapidly attracted to him because of his boundless kindness. However, Soichiro, who is the son of the owner of TLB Group, appears to have mixed feelings about marriage and love...