Katsura Kotarou is sent to a forgotten outpost in the middle of winter to guard it against the rising Amanto forces, hoping to find peace from the nightmares of battle in the pristine snow. He finds it from an unlikely source. GinxZura

There's a reason why Gintoki stopped fighting in the Amanto war. Slight GinxZura.

Gintoki returns to a certain place and remembers how he and Katsura fought during the war. Will the past overtake him and his feelings? GinxZura

Katsura invites the Yorozuya over to celebrate a festival. GinZura, later on the rating will change from T to M.