Ryuuk is a Shinigami, or death god, in the anime and manga series Death Note. Serving as a catalyst for the story, he drops his Death Note into the human world out of boredom, which is then found by Light Yagami. Ryuuk is characterized by his mischievous, neutral demeanor and love for apples. He observes Light’s actions with fascination but remains detached, never interfering directly in human affairs. Ryuuk's presence brings an element of unpredictability to the series.