The team's situation turns deadly due to a literal case of "friendly fire." Their own robotic assistant, , fails to recognize them in their shrunken state. Mistaking the tiny heroes for common vermin or household pests, H.E.R.B.I.E. initiates extermination protocols, forcing the team to survive a gauntlet of high-tech traps and domestic hazards that have become life-threatening obstacles. Key Highlights
The episode uses the "shrunken" trope to turn the Baxter Building into a hostile alien world. Simple things like floor vents or robotic cleaning tools become massive, terrifying enemies. [S1E9] World's Tiniest Heroes
To navigate the now-cavernous lab and reach the equipment needed to restore their size, the team receives critical assistance from Ant-Man (Scott Lang) . His experience with shrinking proves vital in helping the Fantastic Four survive H.E.R.B.I.E.'s attacks and return to the lab. The team's situation turns deadly due to a