The narrator, Mel, recalls her idyllic childhood and her close relationship with her father, who encouraged her love of singing. However, her life takes a turn when her father brings home a young girl named Isabel, who is revealed to be her half-sister. Mel's mother is cold and distant towards Isabel, treating her poorly and making her feel like a maid in their own home.
As the years pass, Mel and Isabel grow apart, with Mel feeling guilty for not doing enough to help her sister. Isabel is forced to live with the maids and is treated poorly by Mel's mother. Mel tries to secretly help Isabel and make her feel more included.
When Mel's father dies in a car accident, her mother's behavior towards Isabel becomes even more cruel. Mel tries to stand up for her sister, but ultimately feels powerless to stop her mother's abuse.
The story takes a dramatic turn when Mel discovers that Isabel has been secretly visiting her boyfriend, Eric, who has been in a coma for months. Mel confronts Isabel, who reveals that she has been in love with Eric all along. The two sisters have a falling out, and Mel tells Isabel that she is no longer her sister.
Months later, Mel discovers that Eric is awake and that Isabel is planning to marry him. Mel crashes the wedding and tries to stop Isabel from going through with the ceremony. In a heartfelt apology, Mel confesses her past mistakes and asks Isabel to forgive her. Isabel eventually forgives Mel, and the two sisters reconcile.
The story ends with Mel and Isabel hugging and walking back to their house together, with Mel promising to always take care of her sister and prioritize their family bond.
Here are the key facts extracted from the text:
1. The narrator's name is Mel.
2. Mel's mother sang lullabies to her every night when she was a child.
3. Mel's father played the grand piano.
4. When Mel was one year old, she could hum all the lullabies her father played.
5. Mel's father had a 30th birthday celebration in their mansion.
6. Mel got on a table and sang the birthday song during the celebration.
7. Isabel, Mel's sister, was introduced to her when she was in the third grade.
8. Isabel was the daughter of Mel's father and another woman.
9. Mel's mother hated Isabel and treated her poorly.
10. Mel's father died in a car accident when Mel was in the eighth grade.
11. After her father's death, Mel's mother became more cruel to Isabel.
12. Isabel was forced to move to the maids' rooms and was treated poorly by Mel's mother.
13. Mel secretly helped Isabel with her homework and brought her food.
14. Isabel was a talented singer and auditioned for a prestigious music academy.
15. Mel had a boyfriend named Eric who was in a coma for a year after a cycling accident.
16. Isabel visited Eric in the hospital and sang to him while he was in a coma.
17. Eric woke up from his coma and recognized Isabel's voice, not Mel's.
18. Isabel and Eric started a romantic relationship.
19. Mel discovered that Eric was cheating on Isabel with another woman.
20. Mel tried to stop Isabel's wedding to Eric by interrupting the ceremony.
21. Isabel and Mel eventually reconciled, and Mel apologized for her past behavior towards Isabel.