"Ice and Fire After-Sex Flute" is one of the most expensive and representative "final techniques" in high-end sex establishments (brothels, top-tier KTVs, private clubs, and royal bathhouses) in contemporary Hong Kong, Macau, Taiwan, and first-tier cities in mainland China. Why does the glans penis become an "ultra-sensitive minefield" 0-8 minutes after ejaculation? The true lethal mechanism of Ice and Fire (step-by-step breakdown). Why is doing Ice and Fire "after-sex" 10 times more pleasurable than "before-sex"...