Listen for Love to Come

When she was about to get married and go to South Korea, he suddenly appeared and disrupted the path of her life. When she decided to elope with him, she was sentenced to three years in prison for drug possession. Round and round, when she was released from prison and headed to South Korea, he showed up again, only this time he couldn't stop her marriage again. When he was preparing to meet his fiancée, she ran away from the marriage, and he became angry and ran to join the army. When he was enjoying the happiness brought by being single, she suddenly appeared in front of him, making him unable to refuse. Three people, two relationships, where will they go?