anime title: Lucy heartfilia and miggy Aquino adventure

this story is about 31 normal hard working boy name miggy erana Aquino and his 14 years old sister Lucy heartfilia. the 31 year old boy and his 14 years old sister get sucked into a strange wield votex. they both landed on a mystical fantasy world where knight, bishop, horse,pawn,queen, and king rules. their main goal is to protect the princess Asuna Marie yukki. they meet ally along the way their adventure. and they collect piece to transform them into pawn knight and princess . It take place in Delaware millisboror.