The Flowers of War. Poster of the 2011 movie and cover of the 2007 book
VS3
The Flowers of War
Geling Yan, 2007
movie vs book
Yimou Zhang, 2011

In 1937, Japan invades China, beginning the Second Sino-Japanese War. After an incident when rogue Japanese forces assault the cathedral, Japanese Colonel Hasegawa promises to protect the convent by placing guards outside the gate and requests that the schoolgirls sing a chorale for him.