Pure girl, Pure Lily, a first-person Lily light novel where the protagonist is seduced by Zero. The protagonist is a Chinese-Japanese mixed race who grew up in Japan. The following is the introduction.
When did I change?
The heart that once thought it would never cool down was now sealed under heavy ice.
She and I are both the kind of people who regard dreams as life.
And protecting her is half of my dream and half of my life.
Since I regard protecting her as half of my life, why can't the girl I protect become the other half of my life?
Concept: The story of how a scarred depressed girl and her friends supported each other to get out of depression