Zheng Jian

During a kidnapping case investigation, Detective Bao Yi unexpectedly discovered his girlfriend Yongxin's body at the scene. They rushed to the hospital together with Maggie, a victim of the kidnapping case who suffered from cardiac leakage and suddenly had a heart attack and needed a heart transplant to prolong her life. Coincidentally, both Yongxin and Maggie had a very rare and special blood type, Yong