Police in Thailand have arrested a woman suspected of murdering 14 people. The motive is believed to be that the victims wanted their loaned money back.

The 36-year-old woman was initially arrested for nine suspected deaths that allegedly took place over several years. She is now charged with 14 counts of premeditated murder and one count of attempted murder. If convicted of the murders, she will go down in history as one of Thailand's worst serial killers in modern times.See more about the suspected serial killer case in the clip above.