MTL - Whispering Verse - Chapter 173 "safe"

After five years, Ning Xi has returned and is out to take revenge on the sister who turned her parents against her and the childhood sweetheart who betrayed her for her sister. She aims to fulfill her childhood dream and become a famous actress. However, her sister is still out to get her, and she has to avoid all her underhanded schemes.

One day, after falling into one of her sisters’ schemes, she meets an adorable kid and saves him. This is how Ning Xi found herself staying at the autistic little kid’s house to help him come out of his shell. Slowly, his father, Lu Tingxiao, starts falling for her too.

- Description from novelupdates

The once rich girl Shen Hanxing lost her mother when she was born. She was then dumped overseas by her own father when she was little to her own devices.

Scheming female assassin transmigrated to become the weak Eldest Miss, her story is wonderful and stunning, attracting peach flowers to blossom open. Cold calculating emperor? Genius bad crown prince? Insidious happy-go-lucky prince? Gentle physician? Ice-cold mystery male? Who is her true love? Haha, but she only eats, definitely will not take responsibility! Beautiful men be careful!

- Description from Novelupdates

Ever since she transmigrated, she was blessed with an inbuilt anti-poison detector.