At the end of the day, the heroine Nan Xi took expired cold medicine and passed through the tutor's house. She received her weapons and necklace from Iemitsu ten years later. But the weapon turned out to be a slingshot! Just when Nan Xi felt that life was pretty good, the Vongola headquarters was severely attacked by the Willes family, who put their faith in life and death! Just when Nan Xi wanted to join the war, she was accidentally kidnapped by a masked man - because of her life experience. For the same reason, everyone in Vongola fell into panic.