An incident has led to someone's death at Teradaya, which the gang went to for a day trip. A "69" on the victim's leg will be the key to solving the mystery.
| Release Date | September 25, 2014 | |
|---|---|---|
| Status | Released | |
| Original Title | 幕末Rock 湯煙推理劇[ミステリー]! 温泉怪事件ぜよ!! | |
| Runtime | 23min | |
| Budget | — | |
| Revenue | — | |
| Language | Japanese | |
| Original Language | Japanese | |
| Production Countries | Japan | |
| Production Companies | Studio Deen | |