Dan Starkey reads this exciting first adventure for the Thirteenth Doctor

“To find treasures, you need to dig deep, below the top … right down to the heart.”

Deep below the surface of the planet Adamantine lays a crystalline wonder globe of lava seas and volcanic islands, home to living rock-people.

But when the Doctor and her close friends arrive they come across Adamantine under danger. The seas are shrinking, the magma is certainly cooling, and mysterious, fatal Seething Swimming pools are spreading fast.

Something has come to Adamantine – but exactly what does it need? Fearing an invasion is definitely underway, the physician must business lead an expedition to the surface of the world to save its molten center…

Dan Starkey reads this first story featuring the Thirteenth Doctor, Yasmin, Ryan and Graham, as played by Jodie Whittaker, Mandip Gill, Tosin Cole and Bradley Walsh.