Seijaku no Kaze

Silence and darkness dominated there... I wanted to break this silence, so I opened my mouth wide. The cold night air made my mouth shiver. Even so, in the seemingly endless night, I shouted out loud by myself...

The town the protagonist had stumbled upon was an odd space with neither people nor electricity. In such an extreme and unusual situation, the protagonist would end up living with a few survivors. As they pondered the mystery of the disappearing phenomenon and took actions with the survivors, a slight discomfort was felt in this world.

The survivors' distrustful actions and the mysterious deaths. When the truth is uncovered, the gears start to go awry...

[from DLsite]