C80 Ziyan Qing will you forgive yourself when you know the truth

When Ziyan Qing lifted his hand to wipe out his sweat he saw something flashy hanging on his wristwatch. It was her, it was most precious, and it was the last memory of her mother it was her mother's chain with a teardrop pendant that was put on her before her mother died by her mother's hand. From then on she never took out the chain. But today she left for him by mistake