Ashley Chan leads a double life: university student by day, escort by night.The proposition is deceptively simple: people pay Ashley to act out their sexual gratifications. The variations are endless, but the work is not easy. In an eye-opening, intimate memoir, Ashley Chan, 24, reveals the inside world of Singapore's high-end escorts and the inner turmoil that comes with it. One lesson she has learned: bad things happen if you stay in the game for too long.Scarlet Harlot is written with Gerrie Lim, a veteran pop-culture writer known for his books on the sex industry.