Sensitive and well-behaved sister × gentle and intellectual sister attack
The entire text is in the first person (sister's perspective)
After I was informed that my boyfriend had cheated on me, I was heartbroken, but unexpectedly, my ex-boyfriend's sister actually came to me? !
Let's take a look at the love story between two heroines that turns from a one-way crush into a two-way love!
Concept: Lily