This is Reversi that buried piece from the beginning.Once the gauge is full accumulated over time, can override the piece, flip over from that location to the same Reversi.
Piece of the midst of overturned, even as an enemy of the piece treats as your piece.
It wins more piece is often at the time when the remaining time reaches zero.
Background pink place, it can not overturn also be overwritten.
You are the black pieces.