21st Century College student Su Meimei grew up beside her grandfather. She often listened to her grandfather telling stories about the Red Army’s Long March. Whenever my grandfather mentioned his sacrificed brother, he couldn't help but shake his head and sigh. After Su Meimei graduated, her grandfather became seriously ill. She returned to her hometown to visit her grandfather and inherited the Shengli Supermarket opened by her grandfather. Because of an accident, Shengli Supermarket was bound to the Wanjie Supermarket system.