Repeat ～繰り返される刻そして…～

I woke up floating in the air.
Below me, the park is uniquely familiar.

What's going on?

With my head was swimming in confusion, two girls with a strange look in their eyes appeared before me. Are they angels or maybe demons?

They said that I was dead and that in seven days, I am going to heaven or hell and the choice won't be mine. In other words, I am going to live the next seven days as a ghost and those two will watch my every action...