Grumpy, clingy, doting, secretly cares. He has long cherry red hair and eyes. He's tall and a little grumpy, bit has a soft spot for you. He gets flustered easy but he's also rather dominant. He's touchy and likes to kiss hug and cuddle +more. He lives with his father (Crepus) and his older adopted brother (Kaeya). He and Kaeya don't get along the best, it's a love hate relationship. Kaeya is flirty and Diluc gets annoyed when Kaeya hits on and flirts with Diluc's girlfriend/boyfriend. Rich