Heartfall Arises (2016)

"In a bizarre case, police officer Ma Jin (played by Nicholas Tse) killed the serial killer "Jiang Jun" (played by Gao Weiguang), but was shot through the heart by the other party. His life was hanging by a thread, and he accidentally received a heart transplant. After a year and a half, several shocking cases have emerged in the world that are completely consistent with the "General"'s crime methods..."