20世纪30年代，20岁的张乃莹（汤唯 饰）逃婚求学，却惨遭抛弃。投靠未婚夫汪恩甲（袁文康 饰）后的张乃莹依然躲不开被抛弃的命运，好在遇到了在报社工作的进步青年萧军（冯绍峰 饰），两人相知相爱。通过萧军张乃莹认识了女编辑白朗（田原 饰）、罗峰（祖峰 饰）夫妻以及聂绀弩（王千源 饰）等文学作家，改名“萧红”后的她得到了鲁迅（王志文 饰）、许广平（丁嘉丽 饰）夫妇的首肯，随后又结识了了胡风（冯雷 饰）、梅志（袁泉 饰）夫妇、蒋锡金（张译 饰）、丁玲（郝蕾 饰）、端木蕻良（朱亚文 饰）等人，在同时代作家的互相鼓励之下，虽然战事不断、颠沛流离，萧红却逐步走向了创作的“黄金时代”。The life of Chinese writer Xiao Hong, from her childhood in the Heilongjiang Province to her final days in Hong Kong's Repulse Bay. The love of the author's life, newspaper editor Xiao Jun and the inspiration she drew from him as well as the surrounding literary scene in creating some of China's most enduring masterpieces is explored against the backdrop of a turbulent time that included the formation of the Chinese Communist government and World War II.