Iris Teramitus was the youngest of her family. When Not seeing her brother's for a while, Iris gets a surprise when Yuzuki and Haruhi bring B-Project for a little visit. To the wandering eye, the boys find their little sister in a situation that they didn't want to see. With a little help from the rest of the group, Iris is forced to move in with B-project as to get her life on track. Iris struggles to get her life back when she notices that B-project has a little trouble with a certain Director comes in to convince Iris to turn away from B-project. What will happen to Iris in this life struggle? How will the boys of B-Project help in trying to get Iris away from the being? Read on to find out in Life With B-Project.