Mo Xiaoyan was found to have a rare illness during her physical examination, and through investigation, it was found that Lin Feng matched her. Can Lin Feng agree to this seemingly nonsensical request under the continuous contact of Mo Xiaoyan? On the other hand, Mo XiaoYan's male best friend developed feelings for Lin Feng's sister, but was never favored by Lin Feng. Can this pair of mandarin ducks come together in the end?