The story describes the loving relationship between the author's grandparents, Oma and Opa, over their many decades of marriage. They played a game where they would hide a small Valentine's heart around their home for the other to find, keeping their love and affection playful over the years. As Opa's health declined from cancer, Oma cared for him devotedly until his passing. At his funeral, Oma recited their wedding vows through her grief, demonstrating the deep love they shared throughout their long life together. The author was deeply moved by the purity and enduring nature of Oma and Opa's love.