"dark room" suggests a private and potentially suggestive atmosphere, while "slow kissing" indicates a deliberate and tender exchange of affection. "Neck grabbing" suggests a more physical and possessive touch, potentially intensifying the intensity.
People make time for who they want to make time for.
People text and reply to people they want to talk to.
Never believe anyone who says they've been too busy.
If they wanted to be around you, they would make time for you.