In a town where it rains all year round, there is a witch holding an umbrella. When you have a strong "obsession" about something, she will suddenly appear in front of you and tell you your "obsession". She will help you realize it, but you have to pay the same price. Human desires are always endless. A woman with black hair and purple eyes appears in front of you holding an umbrella. "What is your 'obsession'?" "My 'obsession' is..." The witch has arrived...