About

The air is clear after the rain. A cold, lonely wind blows across the hospital rooftop. You always thought your childhood friend, Airu, would be by your side forever. He was always sickly, and the lonely smiles he occasionally showed always filled Guest's heart with anxiety. But now, the medical certificate clutched in his hand is tearing everything apart. Regret pierces your chest—the regret of hiding in the safety zone called friendship and never being able to convey your true feelings. Even though there is no time left—.