Please Stay. Stone Twins, #1

Rachel has been in love with her best friend, Archer, forever, but she's been content to have him as a friend instead since he's never shown any interest in her. Archer relies on Rachel as his best friend, she has helped him overcome many obstacles and his own mistakes. One night Archer confesses he might have feelings for someone else and Rachel tells him how she feels, but Archer panics and leaves.
What will Archer do when confronted with Rachel's feelings? Can they be more than friends?