[mu-] Mulan is in the [4] bathroom of the [-_] house, making a fake 墓 grave to fake her death so that she can join the army under a different name. She piles a bunch of 土 soil into corner and lowers her 莫 coffin into a dip in the pile of 土 soil. She closes the 莫 coffin and buries it with more soul, completing the 墓 grave.