As played by Gabriel Basso, Adam has been through a lot on season two of The Big C. For example, he gave his parents crabs.
Cathy gives Adam a big hug in this photo. It's courtesy of the season two premiere.

The Big C Season 2 Episode 1 Quotes

I have a very stubborn cancer!


Sean to Cathy]: No matter how repulsed by you I am, you can't deny our biological bond.