His Neighbor's Secret by Lillian Warner

With a secret between them...is there room for a second chance?

When the new schoolteacher turns out to be the woman who once broke his heart, widower Jonah Raymond vows to keep his distance — until Kenzie Reid moves in next door. Now with his troubled foster son and Kenzie’s daughter becoming friends, Jonah hopes they can put the past behind them. But winning Kenzie’s trust is his first challenge…until he discovers her shocking secret.