Liam has disappeared completely, meaning Dan and Ben have to defend the Earth against the almighty Zakatrons without him.

Agent Liam, Ben and Dan are on the run from the Venator Family, aliens out for revenge. But why?

Agent Liam, Ben, Dan and Bob the Flower Alien find themselves in their darkest adventure yet - not everybody will get out alive.

Agent Liam is forced to survive on a distant, baron world, searching for a way back home.