Men get their heart broken once and remember it 15 years later
According to a study men experience more emotional pain than women when their relationship ends and its been indicated they take longer to move on aswell
A wide variety of romantic literature is written by men
you could probably seduce an AuDHD man by giving him clearly-worded tasks (side quests) which consistently result in direct positive feedback from you, and eventually lead to you directly telling him youโre interested in him romantically rather than expecting him to figure it out