Being Used as a Stand-In, After the Breakup, He Got Married to a Mysterious Boss

[Sweet flash marriage story, from the female protagonist's perspective, marriage first and then love, from the male protagonist's perspective, reunion after a long absence] [Shi Yi vs Shang Jingzhi] Shi Yi was treated as a substitute, so she broke up decisively, accepted a blind date, and got married quickly. I thought it was just a partnership marriage, but I didn't expect that after the marriage, I ended up living a shameless and impetuous life with that gangster.