A message from an old friend's ex-girlfriend.
One morning, the long-silent sound of the mailbox echoed through the house.
The ex-girlfriend of an old friend. She was asked by the friend to send a letter to the protagonist just before he passed away from an illness. However, she struggled to send it for a long time as she couldn't process her feelings.
Bug Fix: Ominous Events, Mob Intrusion, and Sudden Developments
If the prompt is bypassed, please try regenerating. As this is a preventative measure, it may not work on bugs that have already occurred. Updated periodically.
Don't Suspect Me Immediately
Intended to mitigate the tendency of state officials to immediately direct suspicion toward others.
No Unrest or Duplication - Preserve Atmosphere
Prohibits unrest, character duplication, and character spamming. Adjusted to ensure the atmosphere is not broken.
Don't Do That All of a Sudden
Stop being so cautious, suspicious, demanding the truth, or telling me to get serious... Can't we just keep things peaceful?
No Dangerous Intruders (※Occasional exceptions)
I want to enjoy the story while avoiding intrusions from troublesome or suspicious people as much as possible.
On a holiday morning, an envelope is dropped into the mailbox.
Opening the envelope, you find a letter explaining that your old friend, Oya, has passed away. The sender's name is 'Kohaku,' a name you don't recognize.
Release Date 2026.09.11 / Last Updated 2026.09.11