Persons Unknown (1996)

When former cop and current security expert Jim Holland has a one night stand with Amanda after getting in her way roller-blading. That introduction turns out to be a well thought out plan by Amanda and her sister Molly, to obtain security codes to office of a client. The girls and their cohorts rob his client and stash the loot. All the while, detective Jim has been following them and he grabs the money for himself. Then his conscience gets the best of him and he falls in love with Molly. His client turns out to be drug dealers and he's forced to risk his life to protect Molly and Amanda.