Your signing is very direct, and you can definitely get him back to you.
Actually, he cares about you. The reason why he got together with his ex-girlfriend was completely caused by frustration. As long as you are willing to take the initiative, he will come back to you immediately
Zhu Chen Hao's marriage in the past: refers to the story of Zhu and Chen's marriage, which means that marriage can be achieved;
The only sentence in the poem: this refers to the time of combination, which will be completed next spring.