Bai Yueguang [Marriage First, Love Later]

One sentence summary: Before getting married, I found out that my boyfriend's eldest brother regarded me as Bai Yueguang. Gu Zisu and I have been engaged since childhood, and plan to get married when we reach adulthood. We are joining forces, and the industry is optimistic about it. The relationship between the two has been cultivated since childhood. But I didn't expect it to be the first day after adulthood. I accidentally slept with Gu Zisu's brother-in-law Gu Yanli. Intention: love