How did the mysterious masked man get the meaning of throwing flowers?

The mysterious masked man threw flowers with the secret meaning of the mysterious masked man and killed Namikaze Minato. According to relevant information, in Naruto's mobile game, some ninjas with plot fetters have special eggs at the end of PK Upanishads. The condition for triggering the Upanishads Eggs is that mysterious masked men kill Namikaze Minato with Upanishads.