{"product_id":"the-protection-variable-luna-a-monroe-9798244291742","title":"The Protection Variable: A Grumpy Sunshine Sports Romance","description":"\u003cp\u003e\u003cb\u003eShe calculates probabilities. He throws punches. The only variable they didn't account for was falling in love.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eDr. Olivia Moore\u003c\/b\u003e has a hypothesis: Life is safer when you control the variables. As a biochemist, she thrives on data and logic. But when she finds her boyfriend cheating with her roommate, her carefully curated life implodes. Homeless and heartbroken, she posts a desperate ad for a roommate. She expects a student.\u003c\/p\u003e\u003cp\u003eShe gets \u003cb\u003eClaude Russo\u003c\/b\u003e.\u003c\/p\u003e\u003cp\u003eA 240-pound underground boxer with scarred knuckles, eyes like ice, and a past he's running from. He's massive, dangerous, and completely occupies her small Queens apartment-and her thoughts.\u003c\/p\u003e\u003cp\u003eThey agree on ground rules. No questions. No personal entanglements. Just a business transaction.\u003c\/p\u003e\u003cp\u003eBut when Olivia's toxic ex refuses to let go, Claude steps out of the shadows. Suddenly, the grumpy giant who eats all her eggs becomes her fake fiancé, her protector, and the only man who makes her feel safe.\u003c\/p\u003e\u003cp\u003eFrom a shared tiny bathroom to a \u003cb\u003e\"one bed\"\u003c\/b\u003e situation that tests every boundary, the tension between them becomes explosive. Olivia knows Claude is hiding a deadly secret that could destroy them both. But as his walls come down, she realizes the most dangerous thing isn't the mob chasing him-it's the risk of giving her heart to a man who might leave to save her.\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\"I would burn the world for you, Plankton.\"\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eThe Protection Variable is a steamy, swoon-worthy \u003cb\u003eGrumpy x Sunshine\u003c\/b\u003e romance featuring a \u003cb\u003eSTEMinist heroine\u003c\/b\u003e, a \u003cb\u003eprotective boxer hero\u003c\/b\u003e, and the \u003cb\u003eforced proximity\u003c\/b\u003e trope that will make you melt. No cheating, and a hard-fought HEA guaranteed.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Luna A. Monroe\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798244291742\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 01\/18\/2026\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 222\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.67lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.00h x 6.00w x 0.51d","brand":"Luna A. Monroe","offers":[{"title":"Paperback","offer_id":49172050968831,"sku":"9798244291742","price":9.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.whiterainbookhouse.com\/products\/the-protection-variable-luna-a-monroe-9798244291742","provider":"WR Book House","version":"1.0","type":"link"}