Why did Seventh Sister Johnson go bad?

Abandon one's children by mistake. According to the story of Life and Death Company, Seven Sisters Johnson is a character in the TV series Life and Death Company. She was originally a kind, gentle girl full of longing for love, but after experiencing the blow of her own child being thrown by mistake, she became ruthless and even began to hurt others and became a villain. Life and Death Company is an anti-war drama jointly produced by Tianmu Film, Guangzhou Film and Television Media Co., Ltd. and Beijing Zhongshi Jingguang Culture Development Co., Ltd., directed by Li Yin and starring Xiao and Niu Liyan. The play tells the story of a little guy's revenge, a soldier's growth, and a group of bloody soldiers sprinkling blood on the battlefield.