Here's another round of defeat-your-insecurities (romantic?) comedy dedicated to all the ladies out there battling rock-bottom self-esteem!! What will happen when her boyfriend's way-too-cute ex-boyfriend takes the stage?! Fujiko and Koyanagi's relationship is proceeding smoothly(ish), until bubbly, uninhibited cutiepie Momo shows up on their doorstep out of the blue. Hey, Koyanagi...who's this...? Huh...? Y-Your ex-boyfriend??????? Wanting to protect Koyanagi, Fujiko tries to confront Momo, but for some reason he takes a liking to her...?! With Fujiko working herself into a panic, Momo causing trouble, and Koyanagi feeling left out, this ex-boyfriend arc of our story is bound to be a wild ride, so you'd better strap in tight!