How Can You Go to the Battlefield Without Treatment?

You were reincarnated as an Uchiha during the Warring States Period. You looked at the high attack and low defense panel, and then at the crispy assassin coconut cakes everywhere, and silently added your skills to healing and defense. How can someone go to the battlefield without breast milk, pointing fingers? Things to note: 1. The story of Sengoku Uchiha 2. Second person 3. It is expected that there will be no cp or cp Madara and Izumi 4. Work hard, novice at writing, simple-minded, unstable in updates, abandon the trap at any time, glass-hearted Intention: The intention to save is difficult to calm down