Tokidoki Bosotto Russia-go de Dereru Tonari no Alya-san follows the story of Masachika Kuze, a high school student, and his Russian-Japanese classmate, Alisa Mikhailovna Kujo, affectionately known as Alya. The series explores their interactions as Alya occasionally slips into speaking Russian, revealing her true feelings in a charming and comedic way. The blend of cultural nuances and language adds a unique twist to this romantic comedy.