The police dog is coming. What is the relationship between Liang Yue and Li Yan? What was the end of Liang Yue?

The TV series "The Police Dog is Coming" will be broadcast soon. Liang Yue, played by Jia Jinghui, is a fresh graduate of the Police Academy and a trainer of the Police Dog Team. Gentle and tolerant, regardless of gains and losses, willing to suffer, stubborn and competitive, refused to admit defeat at work, because a police dog was temporarily transferred to the organ island police station to help. What is the relationship between Liang Yue and Li Yan? What was the end of Liang Yue?

What is the relationship between Liang Yue and Li Yan?

In the play, Li Yan is Liang Yue's high school classmate and first love girlfriend. After graduation, Li Yan hopes to be a tour guide and believes in the principle of hard work and enjoyment of life. Therefore, she is increasingly dissatisfied with Liang Yue, and his time occupied by work and police dogs is getting less and less.

What is the ending of Liang Heyue?