Xia Can saw a fishing post in which a mother and son discussed how to give birth to a grandson to their daughter-in-law who had no intention of becoming pregnant. Coincidentally, the daughter-in-law in the post is also named Xia, and she ate at the same restaurant on Saturday. Not wanting to doubt her long-standing partner, Xia Can went dormant. However, a chance coincidence led her to discover her partner's secret.
