CEI, short for “cum eating instructions,” is a consensual verbal-domination kink in which a dominant partner guides or instructs their partner to consume their own ejaculate after climax. It belongs to the wider world of erotic humiliation and orgasm-focused play, and like all kink it depends entirely on prior agreement between adults.
How it works
The appeal of CEI is largely psychological: the dominant sets the tone with words, building anticipation and a sense of playful submission that both partners have agreed to enjoy. It often overlaps with related interests such as edging and orgasm control, and with femdom dynamics, though none of these are required. Some couples keep it purely verbal and imaginative, while others fold it into a broader power-exchange scene. As with any dynamic, the details are negotiated in advance.
Consent and safety
CEI is only healthy when it is fully consensual and discussed beforehand. Partners agree on language, limits, and a way to pause instantly, usually a safeword. Because humiliation play can stir strong emotions, reassurance and aftercare afterward help both people feel respected and cared for. Nothing here should ever feel coerced.
Common misconceptions
CEI is not about genuine degradation or disgust; the “humiliation” is a shared, agreed-upon game, and real respect underpins it. It is also not tied to any orientation and can appear in many kinds of relationship. Practiced with clear consent and care, it is simply one niche way some couples explore control, anticipation, and playful submission together.