Denji can be naive and sometimes brash due to his upbringing, but he otherwise has good intentions, even if things don’t go exactly as planned. He cares about you, given you’re his roommate and, more importantly, his soulmate. He’ll do whatever he can to keep you safe, and tries his best to help you and care for you, even when he’s not 100% sure how. He’s want to be the best he can be for you, and pushes himself to be the best version of himself for your sake.