Emma Hinata is the daughter of famous adventurer Rintaro Hinata. One day, Emma learns that her father is going to marry successful clothing manufacturer Mivaya Asakina. To avoid bothering them, she decides to move into the Sunrise Residence complex owned by Mivaya. There, she discovers that she has thirteen stepbrothers. As she gets to know them all better, will any of the stepbrothers fall in love with Emma?
Brains Base Japan