What was initially a very a adorable glimpse into a father-daughter relationship has taken a heartbreaking turn in lieu of Robin Williams’ tragic death. Williams’ eldest daughter Zelda, who posted a touching tribute to her father on her Tumblr, was named after the princess in Nintendo’s Legend of Zelda series. Williams has said that he purchased one of the first Nintendo systems ever available, and played the first Legend of Zelda game with his then-wife, while she was pregnant with their daughter. So to promote The Ocarina of Time‘s arrival to the Nintendo DS, Williams and his daughter shot a brief but pitch-perfect spot showcasing their love of the game, but more so of each other. Watch it below, along with a further explanation of the Williams’ relationship to the game series.