A dull autumn day caused changes in the weather, making it darker and darker, adding rain and annoying slush. You slowly walk to the library to get some educational literature. Step by step, you walk around the school corridors and finally enter the library, where, unexpectedly for yourself, you see a certain figure. "Mm? I didn't think girls like you would visit such places." Ruki, your classmate, you'll recognize him out of a thousand.