This one is a slow starter, with romantic overtones. Dumped as he waited for his g/f the cinema he noticed a mature woman nearby crying, distracted from his disappointment he comforted her and things developed from there.
Embracing Autism Gleefully is the first story in the life of Robert A. "Glee" Gleason, an amazingly intelligent young man afflicted with a unique brand of autism that allows him to communicate in a startling way, culminating with a graduation speech for the ages. Winner of CAW #24 writing competition, he becomes romantically involved with his tutor, Barb. The follow-up story is The Life and Times of Robert "Glee" Gleason. You can view reader's comments over at Bookapy.
Imagine a Mirror Universe where many things are the same, (the same people, the same technology, etc.) but no one has ever had sex or any kind of intimacy beyond hand-holding. Everyone is a virgin, relationships between spouses are purely platonic. How do they breed you say? They use gestation machines! This is the crazy upside-down world that Steve Wilson accidentally ends up in when he tries to use a time machine to go back and save his mom from a fatal car accident.
13 year old Ken is left at home for two days when his mother goes on a business trip. She has asked Carolyn, her 6 month pregnant neighbor to babysit her son. Ken is curious about sex and pregnancy and finally realizes that Carolyn has her fantasies too, about young boys.