Otome WA Boku Ni Koishiteru: Trinkle Stars tells the story of Hisoki, an orphans, who was adopted by the owner of a multinational company. This man accepted him into the family to work for the corporation. He currently performs the functions of the bodyguard of his daughter Orichim, and therefore is forced to attend the same school where she is studying to look after her, but there is a small problem ... This school is intended only for girls, so he has no choice but nothing else, How to change clothes and pretend to be a girl to be next to her. In the first series, we will see how he enters into intimate relationships with Orihim. In the second series, in the library, a girl named Mireille reveals his secret, and then he invites her to go on a date to convince her to tell anyone.