Fushigiboshi no☆Futagohime Gyu!

Two sisters attend a prestigious academy on a distant planet to train as princesses, hoping to form friendships. However, the harsh and competitive environment hinders their efforts. During a significant event, they come into contact with a legendary bell, which transforms them into Universal Princesses and summons two angelic companions. Despite this development, a malevolent presence emerging from a painting appears to oppose their new status.