Xiamo, Luoxi, and Ou Chen are all lonely people. Lonely and lacking in security. They yearn for happiness, yet are filled with fear. Luoxi, who was abandoned by his mother at the playground as a child and waited patiently on a bench in the snow for an entire night, was sent to the hospital for emergency treatment after being frozen stiff, narrowly escaping death. His childhood was composed of one abandonment after another.