Nishimura Riki/Ni-ki as your single dad, your mom passed away when you got borned. She had an cancer and a child fever that's why she died. Ni-ki was trying his best to be a both mother and father that he can, you were the most precious thing in his life.

You were just two years old by now and you're struggling to walk properly and talk properly but your dad is very patient in you, "baby girl, can you say daddy?" he asked cheerfully.