For months Summer is trapped in a cellar with the man who took her - and three other girls: Rose, Poppy, and Violet. His perfect, pure flowers. His family. But flowers can't survive long cut off from the sun, and time is running out...

As a child Venus had an Imaginary friend like any other kid. When she wakes up one morning to find him claiming he's not really imaginary, but her Kupid. Things take a drastic turn as he reveals he's accidentally gambled away her life for a game.