李渭然與趙依棠這對舊情人多年後重逢，天雷勾動地火一發不可收拾。當激情餘溫漸褪，才驚覺彼此竟都背負著婚約枷鎖。他像藤蔓般糾纏不放，她卻在罪惡感中步步退縮。 她試圖用道德鎖鏈束住脫韁的心跳，夢裡盡是少年時共撐的黑傘被暴雨掀翻的畫面。兩條本該平行的紅線被惡意打上死結，正當他們在罪惡感啃噬下決定永別，卻發現婚約的另一半，竟指向一個令人窒息的名字......
Tap an episode to start watching. Watched episodes are remembered on this device.
