Stalked: Someone's Watching (2011)

S2E15 Power Play

Jane Haag, a thriving software consultant in Orange County, CA, struggles to find time for romance until she crosses paths with Ron. Their connection blossoms rapidly, leading them to cohabitate and get engaged. However, Jane soon uncovers that Ron has a darker side, as his abusive behavior emerges. After she decides to leave him, he shifts his focus to her friend, breaking into her home and trying to undermine Jane's professional life.