My rigid, jealous husband has fallen for me, even though I'm a hopeless romantic.

"A rigid, old-fashioned male protagonist who adheres to traditional male virtues + a carefree, emotionally oblivious female protagonist who's content with just surviving." Upon transmigrating, Wei Dongning finds herself in a healthy new body, only to be betrothed to the son of her father's arch-enemy. The son of that old-fashioned man is rather handsome, though his flaw is a recurring "fatherly" air. However, he's undeniably kind and caring as he gets older. Since he treats her well, she'll just have to make do. Before being betrothed, Gu Peiyan thought he'd find a well-matched lady from a respectable family and live a peaceful life together. Unexpectedly, his new wife is lively and outgoing, making him constantly want to discipline her. ...