Star Trek Rec: Your First Time Should Be Special by Helen (NC-17)
Another bonus rec: This one is both hot and funny, and that's unusual. Also, the Pine!Kirk voice is well done. I sometimes forget how different Reboot Kirk is when reading fic, and then a story like this comes along.
Your First Time Should Be Special by helenish (NC-17), Kirk/Spock
Your First Time Should Be Special by helenish (NC-17), Kirk/Spock