The now adult Murphy has been assisting Dr. Brand with his research, but on his deathbed, he admits to her that he solved the equation long before and deemed Plan A impossible, and that he lied to everyone, pinning his hopes on Plan B. Murphy sends a message notifying Amelia of her father's death, then accuses her and Cooper of abandoning Earth. She continues researching, concluding that Plan A could work if somehow information could be obtained from observing Gargantua's singularity.