Young pianist Zhu Siyu and singer Liang Luo, who were invited to participate in the same event, met on a plane and later lived next door to each other in a hotel. Liang Luo appeared to be a cheerful neighbor next door, but in fact he suffered from severe depression. He relied on medication every day and worked crazy to numb himself. Until she met Zhu Siyu, she was bright and enthusiastic, saving Liang Luo from fire and water time and time again, giving him hope of life and completing his self-salvation...