Though open marriage is often imagined as something men want, women also choose this relationship structure – with all its rewards and challenges

It’s late afternoon, and Lucy texts her husband’s girlfriend. The sound of cartoons plays somewhere in the living room, and she absentmindedly wipes a smear of jam off the countertop.

A few minutes earlier, Lucy’s phone buzzes with a school email: a parent-teacher event for Thursday evening. She’s been attending these events alone, but pauses this time. She wants her husband, Oliver, there.

When she glances at the shared Google Calendar, she notices that Thursday is already accounted for. Oliver has a date with Cecilia.

Lucy opens WhatsApp. She doesn’t text her husband. She texts Cecilia. Cecilia replies quickly: they can find another night. A few minutes later, the color-coordinated shared calendar updates.