Is Underground

The children of London are disappearing—can Is solve the mystery before she vanishes too?

Is Twite, younger sister of the daring Dido, is on a desperate mission. An uncle she never knew just showed up at the cottage she shares with her sister Penny. He is being pursued by ravening wolves, and before he dies, the uncle begs her to find his missing son—Is’s cousin, Arun.
 
The quest takes Is to Lond...