What Su Ming had Strangle find was actually a safehouse.
The kind of safehouse wealthy people kept at home was often built like this. Put simply, it was more like a giant vault hidden behind a wall, complete with a life-support system.
Tony's was more advanced. No one knew when he had built it, but if an enemy ever cornered him in the workshop, he could hide inside and surely hold out until the Avengers came to rescue him.
The entrance to this hidden chamber was quite well concealed. Its switch was one of the table legs. Once it was turned, a perfectly seamless section of floor opened into a slide, allowing Tony to quickly hide away and shut a gate like a Dragon-Severing Stone behind him.
However, Strangle had caught a scent. This safehouse had been opened once not long ago.
If Coulson's team had included a police dog, they might have found this place yesterday. But the key was the ornament Pepper held in her hand, which was what had made Su Ming think of this place.
This thing was usually kept at the Malibu Villa. According to Pepper's account, Tony had stayed in the workshop for several hours that day before returning to his office and giving her the ornament.
From that, they could infer that Tony had left the company without anyone knowing during that period. More importantly, he had deliberately brought back something seemingly useless and specifically said those things to Pepper.
This Arc Reactor, engraved with the words "Tony has a heart," was one of his earliest creations. It was the one he had made in an underground base after being kidnapped by his fiancée.
It was actually a hint—a hint that Pepper could bring it underground at a critical moment, where he had