Single dad Tank Wheeler has vowed to keep his heart shuttered in the name of keeping his young daughter's life stable. But lately, the chemistry between him and his adrenaline-loving best friend, Cassie Reynolds, has been getting him a little hot under the collar. And then, with one scorching birthday kiss, these best friends are instantly more. Exactly the wrong time for Tank's ex to show up in Wild River, Alaska. Cassie is pretty sure she's having a waking nightmare. Not only is Tank's gorgeous ex hoping to reclaim her family, but a new megastore is threatening the wilderness-adventure business she's spent five years building..