Long Sleeves

Shen Mu was born in late pregnancy and entered an imaginary era, where her family was harmonious and she had no worries about food and clothing. She thought she would spend her whole life having a hard time. However, a series of conspiracies unfolded around her, and she suddenly became aware of a different world line amid the mystery. She has always been just a chess piece, but how could she know that a chess piece cannot become the chess player. [Main puzzle solving, the first part is daily life, and the second part is a chess game]