A Sign of Affection, Vol. 1 (A Sign of Affection, #1)

Yuki is a typical college student, whose world revolves around her friends, social media, and the latest sales. But when a chance encounter on a train leads to her meeting friend-of-a-friend and fellow student Itsuomi-san, her world starts to widen. But even though Itsuomi-kun can speak three languages, sign language isn't one of them. Can the two learn to communicate the budding feelings between them?