Sum of Histories

A scientist makes a discovery that allows him to send emails back in time, but meddling with his past may not give him the future he wants. A scientist makes a discovery that allows him to send emails back in time, but meddling with his past may not give him the future he wants. A scientist makes a discovery that allows him to send emails back in time, but meddling with his past may not give him the future he wants. A scientist makes a discovery that allows him to send emails back in time, but meddling with his past may not give him the future he wants.