04/26/2012 04:10 pm ET

'7 Days Of Sex' Couple, Chantal And Derek, Mix Making Out With Hide And Seek (VIDEO)

A couple's sex life inevitably changes over time -- especially after having kids.

In this clip from Lifetime's new series, "7 Days of Sex," which profiles married couples who have agreed to have sex every single day for seven days, busy parents Chantal and Derek find a creative way to fulfill the assignment while caring for their three children.

Their trick? Playing hide and seek.

Watch the clip above to see how they are able to take make-out breaks while watching their kids, and check out the video below to learn why they agreed to take the seven-day challenge.