Taboo Heat (Book 2 of "The Enchanted Weekend")
by Houston Cei
Handsome, buffed Marine, Lonny, can't believe his luck when on furlough, he meets Susan, the girl of his dreams. Under her mother's spell, they spend a hot weekend in San Francisco. It looks like love, but when Mom is called away unexpectedly and mysteriously, she turns to an old time lover, her dad for comfort, endangering family tranquility and all her hopes for the future.