How Not to Summon Your True Love — Sasha L. Miller

Though it doesn't really come as a surprise, Cy is still crushed when he's dumped. His relationship with Alex had lasted longer than all previous attempts, and started promising when Alex had proclaimed he was perfectly okay with Cy being asexual. On impulse, convinced no one will ever really see him as worthy relationship material, Cy turns to a book that belonged to his late mother, a grimoire of magic spells that obviously won't work. It's a stupid idea, and even if magic was real there's no way a true love summoning spell would work for him...