The moment Kenya started praying a light began falling from the sky, a large mass of energy. This was the Spirit of Light. After listening to the children's story, and seeing that Kenya had a good disposition towards the light, he decided to help Kenya. So, until Kenya grows up, the Spirit of Light will protect him. He has even stated that it is possible for him to become a hero. Saying so, and without waiting for permission, he entered Kenya and quickly stabilized his body.
Rimuru Tempest- His Second Teacher in this World and The Saviour of His Life.
Shizue Izawa- His First Teacher
Chloe Aubert- They were classmate