Various stories about Kinsey, and the games she discovers she likes to play with her obediently naked brother. And his friends.
Niki's life changed when her stepbrother, Max, caught her in the woods near their home - en flagrante delicto.
It really did start with a Dare, or a series of Dares. Details of how Talia changed from the early days, until now.
Books are sequential, and could truly be in one big story - but there were some time gaps, and some code additions after the first two 'Book's