It's summer in New York when Jonah meets Mia, who is on vacation from her teaching job in Tulsa. They have the perfect summer fling, full of fun, and light on commitment. Fast forward six months, and Mia is back in the Big Apple for a teaching conference. She wants to contact Jonah, but she's afraid of breaking the "no strings" agreement implicit in their summer tryst. Meanwhile, Jonah's having a hard time forgetting the red-headed girl who brought him to life in June. Can these two crossed souls reconnect in the harsh cold of December, in an attempt to make their perfect summer last?