Ellie tends to the injured and cantankerous Jordan as he heals from a shoulder injury. Though he struggles to learn to use his arm again, his attitude leaves Ellie wanting to leave him in his misery. But as they get to know each other more, Jordan starts to see Ellie is exactly who he wants in his life, and hopes Ellie feels the same way.

Missionary John H. Groberg returns to Tonga in the 1960s with his wife and their five young daughters. When their sixth child is born with a serious illness, the Grobergs face their ultimate test of faith, only to find themselves surrounded by the love and prayers of thousands of Tongans. Barriers of inter religious strife are soon broken down as all unite in hopes of a miracle that will save the baby's life, as well as the life of a Tongan minister's son.