Lorna fights to get Grace back into school, whilst news of explicit photos on the internet shocks the community. Allegra tries to help Grace, but her plan backfires. The parents have a showdown at a wild party hosted by Gigi, where dark forces are at play. And tragedy strikes Richford Lake.

The net closes in on Grace and Allegra, while Juliet and Lorna make a shocking discovery that forces them to protect their daughters at all costs. Gigi's secret is blown, and things come to a head at Frances's birthday party, where the terrible truth is finally revealed in dramatic events that have consequences for everyone.