Wandai Nanmeng Palace's commemorative hand tour "Battle of the Line of Fire in Sword Shenyu" released on the 10th anniversary of Sword Shenyu is expected to be launched globally in 2022. The game designed by the gifted junior high school students is very topical and has attracted the attention of many players, and its name has also spread to Tongren's ears. One day, Tongren, who came to Dicey Cafe, learned about the rumors of "Cross Edge. It is said that as long as you lose to a player who suddenly appears and is of unknown origin, some of your memories will be eaten, and the other person seems to be wearing a hooded cloak that covers his eyes... That outfit can't help but remind Tongren of the PK Guild that has confronted each other in the past-"Smiling Coffin 」. In order to further investigate at the same time, Tongren and his party entered the world of "Cross Edge", but were attacked by unknown people!?