He ditched me for his mistress on our wedding day.I posted a marriage ad and wed a tycoon.

The video presents two distinct narrative segments within its runtime. The first segment details the experience of a well-known industry figure whose fiancé abandons her on their scheduled marriage registration day. He publicly stages a dramatic scene with an actress. In response, the protagonist immediately marries Dominic, a prominent young master within the social circle, announcing the union online. The narrative then shifts to focus on the ex-fiancé's reaction.

The second story follows Elara, a prodigy physicist, after she is betrayed by her fiancé, Silas, regarding an arranged marriage. Elara leaves her research position to join a highly secretive desert laboratory led by Professor Julian, focusing on an advanced energy project. Complications arise when Silas, now a security officer, reappears to guard her classified project, leading to a tense reunion marked by past conflict and unresolved issues.