Doctor Cao Lu (Jin Shijia), a frustrated ultrasound technician, was introduced to work at Dongshan Courtyard Sanatorium. Here, Doctor Cao Lu saw another extraordinary world like a paradise, and also met Liu Yingjun (Qiu Ze) and Wu Yanzi (Zhang Junning), a pair of special lovers. Their clumsy but extremely firm love slowly changed Doctor Cao Lu, who was hiding a secret. Until an accident came, everyone fell into a difficult choice...