There were many ways for the male and female protagonists to get to know each other. The most common ones were the following: 1. Chance meeting: The male and female protagonists meet by chance on a certain occasion, such as at a party, cafe, library, park, etc. The two get to know each other because of a common ground or fate. 2. Deliberate arrangement: When the male and female protagonists, a certain character or event, are involved in a conspiracy or story, the author or screenwriter will deliberately arrange for the two to meet in order to promote the development of the story. 3. Love at first sight: The male and female protagonists have a strong emotional resonance at a certain moment, resulting in the feeling of love at first sight. This way of getting to know each other often appeared in romance novels. The two people had emotional entanglements due to the other party's appearance, temperament, personality, and other factors. 4. Unexpected encounter: The male and female protagonists meet in an unexpected occasion, such as the two of them being assigned to the same class, participating in the same club, participating in the same activity, etc. This kind of encounter often produces some interesting plots, and thus the two of them have emotional entanglements. 5. Understand each other: The male and female protagonists will get to know each other under certain opportunities. For example, the two of them will attend the same interview, participate in the same party, spend an unforgettable day together, and so on. This process of mutual understanding will often deepen the relationship between the two.