Barry has a "hall pass" as long as he is on earth-38 (smut). all the chapters are with the women of the Supergirl universe. I'm also going to do a Iris version of this.
Crossover - Flash & Supergirl - Rated: M - English - Romance - Chapters: 1 - Words: 692 - Reviews: 1 - Favs: 21 - Follows: 15 - Published: 6/28/2018 - [Barry A./The Flash, Kara D./Supergirl] Alex D., Lena L.