What kind of story does Mulan Poetry tell?

Mulan Poetry is a long narrative poem, which represents the outstanding achievements of Yuefu folk songs in the Northern Dynasties. The age and author are unknown. It is generally believed that it originated in the Northern Wei Dynasty and was created by the people. "Mulan Poetry" tells the story of a girl named Mulan, who disguised herself as a man, joined the army instead of her father and made contributions on the battlefield. After returning to Korea, she didn't want to be an official and asked to go home for reunion. This poem enthusiastically praised the strange girl's hard-working and kind quality, her enthusiasm for defending her country, her heroic fighting spirit and her dignified and calm demeanor. It not only reflects the general martial spirit of the nomadic people in the north, but also shows the people in the north's aversion to the long-term separatist war and their desire for a peaceful and stable life. Its praise of Mulan also impacted the prejudice of the patriarchal society. It is "absurd and poetic" (in Shen Deqian), full of romance, vigorous and simple in style, and basically maintains the characteristics of folk songs. As far as ideological content and artistic skills are concerned, Mulan's poems have their own characteristics and have a far-reaching influence on later generations. Quasi-question and answer is used to describe psychological activities in the poem, which is meticulous and profound; Describe the behavior modality with extravagance and parallelism, with vivid expression; The use of refined spoken language not only expresses a woman's tone, but also enhances the narrative atmosphere and shows the true colors of folk songs. The poem "Caotang" by Du Fu, a great poet in Tang Dynasty, describes the happy scene of moving to the Caotang, obviously draws lessons from the expression of "Mulan Poetry" and describes that the whole family welcomes Mulan back. As for Yuan Zhen's estimation of guest music, "Go out to ask for fire companions and say goodbye to my father and brother at home" and Bai Juyi's "Mulan was once a girl", it can be seen that Mulan poetry was popular in the middle Tang Dynasty. The story of Mulan is deeply rooted in people's hearts and widely circulated. According to Taiping Universe, there are Mulan Mountain, Mulan Township and Mulan Temple in Huanggang County, Huangzhou (now Huanggang, Hubei). According to local records, temples were built to worship Mulan in Bo County, Anhui Province, Shangqiu, Henan Province and Wanxian County, Hebei Province. Until today, the image of Mulan on the stage screen still inspires people's patriotic enthusiasm.