"With their last adventure just barely over, the Walker kids thought life would finally go back to normal. But things don't remain calm for long.

Cordelia, Brendan, and Eleanor Walker, aged fifteen to eight, must rely on a mysterious book to face the Wind Witch and her father, the Storm Kin

Cordelia, Brendan, and Eleanor Walker, aged fifteen to eight, must rely on a mysterious book to face the Wind Witch and her father, the Storm Kin