The entire Guardians of the Galaxy team was actually in this hospital; they just weren't in the ward.
After all, if Rocket showed up in the ward and someone saw him, he could still pretend to be a stuffed toy. But if a hulking giant like Groot was spotted, how would they explain that? Say he was an ornamental plant sculpture?
So the others were currently in the invisible ship on the rooftop. That way, they could provide support at any time if something happened, and if things really went south, it would be easier to run.
On the way out of the ward to handle the discharge paperwork, Su Ming brought up something else with Peter.
"I'm sorry about your mother. I wasn't in the Milky Way Galaxy at the time, so I didn't attend her funeral. I only heard about it recently."
Star-Lord nodded. As a Space Mercenary, he took life and death rather lightly.
"I figured you were busy too. It's fine. After the state funeral in Spartacus, the process of bringing her back to Earth for burial was kept very low-key. Maybe it was just destiny. She'd actually had cancer all along—it was diagnosed when she was still on Earth. Being able to live this long was already God's blessing. Even Sparta's technology couldn't cure her. Her final wish was to be buried in her hometown."
It seemed like a trivial matter unrelated to Deathstroke, but its implications gave the Mercenary no choice but to think further.
Deathstroke sighed. It seemed that Star-Lord's mother was someone who had to die. Whether in the comics or the movie universe, she either got killed by aliens or died from illness or conspiracy.
There was simply no ending where she survived to watch Star-Lord grow up, just like Wade's