Feeling a hot flow after making love is usually seen for two reasons. One is when the man reaches orgasm and ejaculates inside the woman, she will feel a hot flow into her vagina. The other is that the woman feels a hot flow of secretions from the vagina, which is a very normal physiological phenomenon. This is a very normal physiological phenomenon. The purpose of this kind of material flowing from the vagina is to avoid pain due to friction during intercourse. Therefore, women do not need to be too nervous.