Everything but the Truth

It all started with the email. It came through to her boyfriend's iPad in the middle of the night. Rachel didn't even mean to look.

She loves Jack, and she's pregnant with their child. She trusts him. But now she's seen it, she can't undo that moment, or the chain of events it has set in motion.

Why has Jack been lying about his past? Just what exactly is he hiding? And doesn't Rachel have a right to know the truth at any cost?