The Devotion of the Suspect X (Chinese Edition)

Shi Shen has superb talent in mathematics hard to come by once a hundred years. His only pleasure every day is to go to the fixed store to buy lunch in order to take a glance at the neighbor working there called Jing Zi. Jing Zi and her daughter rely on each other to live. Accidentally, Jing Zi killed her ex-husband who came to bother her. Shi Shen helped deal with the problems after the killing. He set an inconceivable trap which provides a flawless alibi for Jing Zi.