Who is Virgil Harper from Redeeming Love and what is their importance?

When Angel runs away for the last time, she encounters a kind but desperate cafe owner, Virgil Harper. He is desperate for a new cook, and thankful to God when one is provided. Virgil is nothing but kind and grateful to Angel, and is quick to come to her defense when she is in danger. He is physically a small man, but his faith and kindness are very big.