[Comprehensive/tutor] Brother Strategy System

Seventeen-year-old Tsunayoshi was preparing for his high school graduation exam when he was suddenly pulled into a different world by the [Brother's Strategy System], but why—— Is he the brother who was captured? ? ? What? He needs to raise his younger brother to be a man who can save the world. Savior is his mission, not his destiny. Sawada Tsunayoshi complained in tears. World 1: Guide to being kidnapped by a certain Hokage's younger brother: The cute little brother who is bullied by others for his good deeds/the pitiful darkened brother whose family is ruined World 2: Guide to the younger brother who was killed by a certain pirate: The younger brother who fell asleep in the middle of a meal/the younger brother who is still a bandit/the younger brother who joined the rebel army and lost his memory Additional extra: The flamingo brother inspires me to become a young master. What should I do? Brothers can't kill each other. World 3: A certain Ke: The younger brother is a topkiller of a criminal organization/The younger brother of a family full of heroes from the real Akai family World 4: Hunter: The younger brother who seems to be relatively normal in the family has run away from home/It's terrible to have a twin brother like Yi Mi (still to be added, will be cut before it is completed) (Additional writing if inspired by other worlds) Return to tutoring: The father of the leader of Vongola is at the bottom of the family/Rambo, your younger brother's position is not guaranteed Note: The single arrow without cp points to all27 The order of the world is random and does not follow the text. The first world is Mingke. Purpose: Love the world well and protect the people you love most