The 18-year-old girl Su Niannian met her future "sister-in-law" An Xingyuan and her best friend Sui Nan at the local key high school Xingqing Middle School. She gained two brothers at once. For some reason, the four of them lived under the same roof. What story will happen when these happy enemies fall in love and kill each other?
Intention: May you be happy every year, and may I have you every year