In Lucheng District, Wenzhou, a girl named Zhao Ke saw the news of a serial murder case in the subway, and Qin Siqi also saw the news. Zhao Ke's memory will change with the next deceased. When they do not arrive at the scene of the next deceased in time and stop the murderer, Zhao Ke will lose his memory and forget everything. Each case will make Qin Siqi one year older. They have chosen each other in the dark, and what will be the outcome.
Purpose: Cherish the most important people