Murder Mystery x Visual novel game that requires two people to cooperate through Discord voice chat.

Set in a deep-sea laboratory located in the United States.
Two people woke up without memories but one thing: the world is looping.

The world keeps repeating itself after 23:59:59.

Along with their memories of a horrific incident come back to life, can they reach the ending in the broken world?

Even if it is a road that leads to hell or stopping on a bad end.