Jess and Nina appear to be typical best friends, but they have a secret. Simply by touching their foreheads together, they can swap bodies. Now, in crisis after her father's death, Jess has reentered Nina's life following a long separation. Once again they switch bodies, and their worlds begin to mesh. Each deceives the other, confesses, is forgiven. But how deeply can you sink into another's life before there's nothing left of you?