COUNT ON A COPHe couldn't love her before - because of her vow.And he can't love her now - because of his promise.Lawmen know everything can change in an instant. They hope for the best and prepare for the worst. They don't take their lives or their promises for granted.At least, that's what Texas Ranger Ty Richardson believes. Just before his best friend, Jimmy Taylor, died in the lind of duty, Ty promised to take care of Jimmy's wife and young son.And Ty intends to honor that promise-to help them, protect them and always be there for them. But he'll never forget that they're Jimmy's famliy, not his. No matter how much he loves them both.