MaryahLu

"Why do the main character's parents often get the short end of the stick?"
That is what Mila asked while looking up at the sky. She was grumbling toward whoever sent her inside the novel she read before she died.
She becomes the mother of the main character, whose parents are both dead. Mila's character was merely a tool for the MC's character development.
It's a simple, fix-all solution. The author wanted to make the audience instantly sympathetic towards the main character, and the best thing he did was to have the MC's parents die.

After she avoided her death in the original plot, death flags kept coming for her. 

Will the original plot not end if she's not dead?

....

proofreader: Aserehtam

Main character's parents must die

Christopher said this with his bright wide smile. While confessing, not only does Christopher's smile brighten the maze-like garden, but Christopher himself shines as if he is surrounded by rays of sunshine.

Ginalou pulled her hand away from Christopher, attempting to shield her eyes from being blinded by the excessive brightness of his aura.

"You're too bright! You hurt my eyes!" Ginalou honestly commented, which Christopher found funny. Christopher chuckled for a moment before jumping toward Ginalou, giving her a back hug.

Ginalou paused for a moment but then answered, "I-I am not, but stop clinging to me!"

She no longer hates Christopher, but she still feels awkward around him.

Also, she didn't disagree with engagement, as it was not too long ago that she decided to be engaged in exchange for the truth of the world, but now she's somewhat adding another reason to her reason.

"Let's go to the secret room?"