Bargain bride - Iris Gower

Young Charlotte Mortimer is content with her lot.
She loves her job teaching the poor and destitute at the local school and is happy with her strong, steadfast fianc, Luke.
Then one day a terrible mining explosion rocks the town, and suddenly everything Charlotte thinks she knows is thrown into doubt.
The arrival of wealthy businessman Justin Harvard complicates things further.
Charlotte must marry him to save the school she loves.
Can she keep to her side of the deal, as she enters a seemingly loveless marriage?
Will she ever love the austere man who saved her beloved school from certain destruction?