Christi Clancy had been avoiding her best friend’s ex-husband. He’d unexpectedly left her friend for another woman. After supporting her friend through the pain and heartbreak, Christi couldn’t help but resent the ex-husband for all the damage he’d done.

So when the man walked into Christi’s spin class, she saw an opportunity to exact revenge in the best way she knew how: on a spin bike.

Unlock full access to New York Times podcasts and explore everything from politics to pop culture. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify.