Fics like The Lion's Seduction

Loosely follows the ending of the Azure Moon route, with Byleth marrying Dimitri. Dimitri wrestles with the intensity of his lust for his virgin bride, forcing himself to refrain from consummating the marriage lest he lose control. But little does he know that Byleth is awakening as a woman, eager to explore the delights of the marriage bed. AKA: Dimitri wants to bang but is scared of hurting virgin!Byleth. She, in turn, wants to have kids but doesn't know how. Hilarity ensues.

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