A man she can't refuse... Accountant Cassy Morris knows she's putting her heart on the line when she agrees to move in with her best friend, multi-millionaire geek Scott Thornton. The arrangement is purely business: she'll manage his nanotechnology lab and find an angel investor for his revolutionary new product. But there's a problem: she's loved him forever even though he's only ever regarded her as a friend. She'll have to harden her heart to survive...