Barrett stood not far away, listening to the doctor's words.

He couldn't be clearer that now, to convince Zoe that the heart in her isn't Christopher's, it must come directly from someone in the Rivers family.

She wouldn't believe anyone else.

He truly had no recourse. Somewhat deluding himself, he asked Uncle Martin beside him, "Could it be that heart isn't Christopher's? If so, as long as we find enough evidence, we won't need anyone from the Rivers family to say anything."

Uncle Martin looked resigned, "Sir, the investigation has been thorough. The likelihood of what you're suggesting is very low."

One might say it's impossible.

The most compelling evidence...