Who dares sins - Roxanne Morgan

The powerful engine roared. The casing of the bike vibrated. Shannon put her feet up on the foot-rests. She spread her legs slightly, and forced her body down. The throbbing vibration of the bike, through the leather seat, pressed against her...'

It began over lunch. Three different women, best friends, decide to spice up their love-lives with a little extra-curricular sex. Shannon is first, accepting the dare of seducing a motorcycle despatch rider - while riding pillion through the streets of London.

The others follow, Nadia and Corey, hesitant at first but soon willing to risk all in the pursuit of new experiences - and the heady thrill of trying to out-do each other's increasingly outrageous dares...