The first night is something that every woman cherishes like life, and was previously called chastity, but now it is not so important in the eyes of many people. The deepest impression on many people on the first night is pain, but there are many people who do not hurt. Many men in life think that women's first nights will definitely turn red. Otherwise, this woman is not in a relationship for the first time. However, in order to clear up doubts, many people ask women whether they must turn red at first night? Do women have to see red at first night? Do women have to see red at first night? Not necessarily, surveys have reported that 63% of women surveyed did not bleed during and after their first vaginal intercourse. More interestingly, women who have experienced vaginal intercourse also experience sexual intercourse bleeding. Therefore, vaginal bleeding cannot be evidence of first sexual intercourse. The following is to introduce the relevant knowledge of the first night of two w...