It's bad to hide drugs in your home.
Dustin notices that his stoner best friend left weed on the table, and he hears cops knocking on his door.
Dustin wants to avoid getting into trouble.
Dustin quickly asks his roommate to take toss the drugs into the community trash can.
Dustin tosses the weed into the oven.
Dustin gains the cop's trust, and they listen to the information Dustin gives them about his friend.
The cops find the drugs arresting Dustin on drug charges.