Garden of Lies — Eileen Goudge

Rachel and Rose. They grew up worlds apart. Rachel, in the lap of Manhattan luxury, an ice princess determined to be a great doctor. Rose, in the New York slums, yielding to passion too young, too soon, and fleeing heartbreak to become a star lawyer.

Neither of them knew the tie between them - a terrible secret that began with birth...that drew them ever closer as both fell in love with the same handsome, fascinating man...and that at last brought them face to face with the truth about each other and themselves...