She might be a character representing the general state of women in a particular society or situation. Maybe she's a symbol for all those who are oppressed and are finally finding their voice to scream out in protest.
Their relationship in the fanfiction is likely to be full of mutual understanding. Since they are getting married, they must have a deep connection. Takato might be the more gentle and patient one, while Rika could be the strong - willed partner. They balance each other out.
Maki in fanfiction usually has a fierce loyalty to her friends, especially Yuta. She is the type to fight for what she believes in. Yuta is sometimes portrayed as being a bit naive in the ways of the world outside his own small circle, but his pure heart makes him endearing. In many stories, their different personalities create an interesting dynamic, like in a story where Maki's boldness gets them into a risky situation and Yuta's calm thinking gets them out.
The program list for Night of Screams 2023 included many guest performers and their songs. We learned that Li Yitong and Zeng Shunxi will be opening with Light. In addition, Zhang Zining's " Faraway Mountain Like Yesterday ", Luo Yizhou's " Gently ", Kang Ziqi's " You, Me " and other songs would also be performed on the show. However, the specific program list and information about other performances were not found in the search results provided. Therefore, I don't know the complete program list for the Night of Screams in 2023.