This is a heart-warming redemption story. What will happen when Sawada Nana's surname is Morofushi, and when Sawada Tsunayoshi has a sister who can see various parallel worlds? The default setting is that Nana has cat eyes, and Tsunayoshi has eyes like his father. Among them, there is a private setting of Tsunayoshi who knows that Vongola's world is restarting after all, but Vongola's side is almost all tool people, mainly talking about the world of Conan.
Purpose: Gentle people deserve to be treated with kindness