A boy born cursed by his own name meets a girl whose entire purpose is to fix what the universe broke in him. Mai doesn't argue or analyze his bad luck, she just decides Christmas happens tonight, and the two of them are going to be the reason it does. There's real sweetness underneath the ecchi jokes, the kind that makes you believe in the bit because the characters believe in each other first. The OVA format means this doesn't overstay, two episodes, zero padding, all momentum toward a genuinely earned happy ending. It's silly and earnest at the exact same time, which is harder to pull off than it looks.
Santa has spent every Christmas alone. Born on the holiday itself, neglected by parents who can't be bothered to celebrate their own son's existence, he's learned to expect nothing. That changes when Mai crashes into his life, a clumsy trainee Santa determined to prove herself by delivering the one gift Santa never received: genuine happiness. What starts as Mai's earnest mission to save one miserable Christmas night spirals into something neither of them anticipated. Their connection is immediate and electric, built on the kind of chemistry that makes you forget the rest of the world exists. But Mai isn't staying. She's bound by rules, by duty, by a life that exists outside of this single magical evening. This is comfort wrapped in comedy and romance, where two people who needed each other find themselves in the most temporary of circumstances. It's lighthearted and warm, occasionally risqué, always funny. Perfect for anyone who wants something that feels like a hug on screen: funny, a little flirty, and ultimately about what it means when someone chooses to care about you.