Hi! We are the anime characters from the anime named Migi To Dali.

Dali: Hi! I am Dali. My age is 12 years 1 month. Nice to meet you. Migi is my younger brother.

Migi: Hi! I am Migi. My age is 12. Nice to meet you. Dali is my onii chan. We are the adopted son of Osamu and Youko. When we were small children someone killed our mom. So, we want to find the killer. We both are living as a son named "Hitori". It is our 7th day in that couple's house. Don't even try to disclose us.