A couple weathered hardships together in their early years, with the woman signing a strict agreement to stay by his side. Years later, she built a successful career yet fell into numerous misunderstandings over another person. She neglected her ailing husband in an emergency, breaking his heart. He endured the pain silently and stepped back to let her be with the other man. As the truth unfolded, she realized his quiet devotion all along, filled with remorse, and set out to mend their fractured marriage amid tangled love and resentment.
