It's good to set boundaries with people.
Gordon and Bill are friends, and they rent an apartment together in order to share the financial burden, and Bill recently smokes cigarette.
Gordon wants to react to Bill's smoking behavior.
Gordon requests Bill to stick to smoking in the balcony area.
Gordon locks himself up in his room when Bill starts smoking in order to avoid inhaling second hand smoke.
Gordon feels undisturbed while Bill is smoking.
Gordon feeling bad and frustrated wants to end the roommate relationship with Bill.