The Age Gap Sister is at That Age

Chapter 19: Pretty
Vol.1 Chapter 18: Wait Up
Vol.1 Chapter 33: Lovers' Kiss
Vol.1 Chapter 18: Wait Up
Vol.1 Chapter 33: Lovers' Kiss
Two sisters, with ten years separating them. Once close, they grew distant with time. As the younger sister enters high school, their relationship once again begins to change. This time in an unusual direction.