Just in Time for the Return

A Scholarly Family, Generations of Friendship Between Two Families, and an Emotionally Steady Official or CEO

Looking for books like To Grant You Long Life. A mature, fatherly male lead has a secret crush on a gentle, bookish female lead. An age gap would be great. The heroine should have a boyfriend, and the male lead should love her but be unable to have her. Once she comes to her senses, he should move in decisively. He should know how to flirt and seduce her. No yandere male leads or showbiz settings.

The Female Lead Is a Classic Beauty, or a Modern-Day Transmigration Story Is Fine Too

Domineering CEOs, Strong Female Leads, Two Equally Strong Leads, and Extreme Romantic Tension

Looking for books like "The Cold, Desirable Beauty Is Taken, but the Big Shot Insists on Forcing His Way In". The male lead should be at least 190 cm tall and come from a great family, someone nobody dares to mess with. The female lead should be his equal. She could also come from a less powerful family, as long as she works hard and achieves something, and isn't saintly...