Charles Wallace why are you letting people into our house. You don't even know these people.
Meg Murry is in middle school she is known as a misfit. Who is made fun of because she has her own style and wears different clothes than everyone. Also she is made fun of because of her brother Charles Wallace
Mr. Murry has been missing for months trying to attempt a tesser as a science experiment in his home.
Ms. Who, Ms. Whatsit, and Ms. Which meet Meg, Calvin, and Charles Wallace and they explain to Meg and Calvin that Mrs Which, Who, Whatsit think they've heard a call from the Murry's. To find Meg and Charles Wallaces father.