600Seconds The Deep Church — with 600 seconds left before the change of day, Mutsuki can explore the church in this carefree dream world. Prepare Mutsuki for battle with rifles, ammunition and fire bottles to increase their fighting power. Red mint, which improves health and restores health, green mint will help reduce the risk of death. Coral-locked doors can be opened with coral keys. Some walls can also be damaged by weapons, and there are bookshelves that you can interact with to reveal hidden objects. In addition to the 4th rifle hidden inside the church, there are 4 more special shining weapons. After 600 seconds, a new day begins, and it’s time to go to the flooded church.