Two souls and one solstice

He choose to end his life for specific reasons and has a rough and cruel attitude toward the world in which he lives. When he was nearing the end of his life, he met a girl who was going through a similar situation and they were forced to live together in an uncomfortable circumstance. Whether or not his thoughts change, what will happen next? WILL THEY AGREE OR NOT? CHOICE: WHAT WILL SHE MAKE?