The Billionaire's Hidden Quadruplet'

Amanda earns extra money by working part-time at a hotel but is dragged into the room and accidentally has sex with a mysterious man. The man left his watch as a token and wanted to make amends. But by chance, Amanda\'s friend, Mabel instead of Amanda, got to live a luxurious life in a rich house because of the watch.
Four years later, Amanda, who gave birth to four children, was notorious, but she was strong, optimistic, and worked hard in her life. Amanda joined the Xi Group(Rowan's family group) to work and met the mysterious man, Rowan.
Rowan recognized Amanda and thought that the housekeeper had reported that Amanda had been spending money and extravagance for four years, but had never seen him any day or care to, and felt that Amanda had come to work to seduce him.
In the company, Amanda is harassed by the manager, Mr. Kenny. With the clues provided by her child, Amanda wanted to let the manager\'s wife, Mrs. Laura broke Mr.Kenny\'sy back but did not expect Mr. Kenny to die in the hotel, and she was now also regarded as a murderer.
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