It's summertime on Cranberry Island, and things are heating up for innkeeper Natalie Barnes. She may be hosting a yoga retreat, but the mood at the Gray Whale Inn is anything but Zen. Between juggling dietary restrictions and managing flaring tempers, Natalie's about ready for a retreat of her own... far away from the inn's fit but finicky guests. Unfortunately, there's no reprieve on the island. The lobster co-op and pier are under threat once again,...