Song Shiwei set foot on the Sichuan-Tibet Line alone to heal his injuries. She fell in love with a man, Jiang Mijin, but she didn't know that this tattoo artist, who was burdened with the pain of bereavement, would become her deepest salvation. From each taking what he needs to two-way healing, they jointly fight against the abuser under the snow-capped mountains, and also use a protracted confession to reveal the sincerity that each other dare not say.