Here is a concise summary of the provided text:
**Protagonist Lin Yuan** reflects on their complex, childhood-sweetheart relationship with **Su Jinghan**. The story jumps between present-day interactions and nostalgic flashbacks, highlighting their evolution from inseparable kids to slightly distant, yet still banter-filled, young adults. Key points:
1. **Unrequited infatuation**: Lin Yuan has a foot fetish, which Su Jinghan discovered and occasionally teasingly exploits.
2. **Childhood bond**: They were born on the same day, grew up across from each other, and shared everything, including food.
3. **Current dynamics**: Su Jinghan often visits Lin Yuan's home, engaging in playful, flirtatious interactions, while Lin Yuan tries to maintain a facade of indifference.
4. **Su Jinghan's secret**: They're a writer, working on novels, including one titled "I Fell in Love with My Childhood Sweetheart", which they hint might change Lin Yuan's outlook on life.
The summary captures the essence of their relationship, the lighthearted moments, and the underlying themes of unspoken feelings and personal growth.
Here are the key facts extracted from the text, keeping each fact short and numbered, without opinions:
**Personal Relationships**
1. The narrator, Lin Yuan, and Su Jinghan were born on the same day, with Lin Yuan being two hours older.
2. Lin Yuan and Su Jinghan have known each other since childhood.
3. They used to go to school together and return home together as kids.
4. Su Jinghan is considered like a biological daughter to Lin Yuan's mother.
**Childhood Habits and Incidents**
5. As kids, Su Jinghan would only share a specific frozen treat with Lin Yuan.
6. Su Jinghan never liked wearing shorts as a child but started doing so in front of Lin Yuan after a particular incident.
**Recent Events**
7. Su Jinghan visited Lin Yuan's home and brought groceries, including milk tea.
8. Su Jinghan claimed the milk tea was part of a buy-one-get-one-free offer, which Lin Yuan doubted.
9. Lin Yuan's mother accepted the explanation and appreciated the gesture.
10. Lin Yuan and Su Jinghan were tasked with going grocery shopping together later.
**Interests and Activities**
11. Su Jinghan is writing a novel/book, which he keeps somewhat secretive.
12. The title of one of his books might "destroy your outlook on life," according to Su Jinghan.
13. Su Jinghan codes or types on his phone, possibly working on his writing projects.
**Daily Life Observations**
14. After a shower, Su Jinghan noticed changes in her body, specifically weight gain in her legs.
15. She uses a hairdryer to dry her long hair after a hot bath.