Nobody talks about this one. A grandfather and his grandson sit together during fireworks, and in that single quiet night, the show dismantles every excuse you've built for staying disconnected from the people who matter. The whole thing is twenty minutes of letting you feel what it means when someone refuses to give up on you, even when you've already given up on yourself. It doesn't lecture you about connection, it just shows you what happens when one person decides you're worth the effort. That's the entire film, and it's enough.
A single-episode OVA from 1998, made as an educational drama. Its message is about how much the bonds between people matter, and how those ties keep their value even when someone falls short in parts of their life. The film presents connection as something that survives failure rather than depending on success.