My Youth Romantic Comedy Is Wrong, As I Expected @ comic, Vol. 3 (manga) — Wataru Watari

Hachiman Hikigaya's travails in the Service Club continue! When his younger sister Komachi comes to the Service Club with a problem involving Hachiman's stoic, intimidating classmate Saki, he's faced with a challenge. How's he supposed to break through Saki's unflappable and frankly frightening demeanor? Is it possible that Hachiman's notorious cynicism is actually going to be good for something, for once?