Concrete Menagerie (S02E07)

As Stephen confronts a Silurian Scorpion at a bustling beach resort, the rest of the team finds themselves trapped in Leek's bunker, surrounded by a horde of creatures. When the army of monsters breaks free and wreaks havoc inside the bunker, the team faces a dual challenge: they must survive the chaos and find a way to prevent the creatures from invading the modern world.