Tony's Heroine Series: Kanojo wa Hanayome Kouhosei? Cinderella Collection

Original animation with original character designs by Tony Taka. Shinji's parents have died in an accident last year, so he has grown up in an orphanage. Now, a year later, he was approached by Maid under the name Zero who claimed that Shinji's father was the only son of a millionaire. His grandfath