"Reasons to Fall in Love with Her" (Korean: !.)The Girl Downstairs is a South Korean web animation based on the manga "The Reason to Fall in Love with My Sister" by Min Song-ah. This work tells the story between the male protagonist Lee Won-joon and his sister Lee Doona. Lee Won-joon has always had a crush on Doona, but their relationship is complicated, because Doona used to be a popular idol who quit the circle, while Lee Won-joon is an ordinary freshman. They live upstairs and downstairs in the same apartment, and their common life is full of sweetness and contradictions.
The main characters include:
1.Lee Yoon-jun: The male protagonist of the story, a first-year college student who has complicated feelings for his sister Doon-na.
2.Lee Do-Na: Lee Won-jun's sister, who was once a popular idol and later retired from the circle and lived an ordinary life.
3.Rui Xi (Rui Xi): Female No. 2, Li Yuanjun's college classmate, also has a good impression of Li Yuanjun.
4.Yuan Jun-Tang (Yuan Jun-Tang): Li Doona's friend, is a cheerful girl.
5.Other supporting characters include Won-joon and Doona's parents, their friends, and their classmates, among others.
The work captures the themes of family, friendship, and love by depicting the interactions and emotional development between these characters. The characters in the story go through various emotional ups and downs and finally find their own happiness.
Please note that the above information is based on the information provided, and specific character relationships and storylines are subject to change. If you have a question about a particular character or plot, provide more context and I'll do my best to answer it for you.
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