Lead Me Into the Light
“Wh– well– why–” James stammered, attempting to get his bearings, because if he didn’t, and he let Regulus tell him ‘kiss me’ one more time, his heart would probably give out. “Why don’t you get Sirius to help?”
Regulus narrowed his eyes. “Because Sirius would just knock his teeth out,” he said as though it were obvious.
“Yes,” James hissed, “and he’ll knock my teeth out if I kiss his little brother.”
“You can take a hit, Potter, I’ve seen you on the quidditch pitch,” Regulus waved him off, and James groaned, leaning away from him.
“Oh, yeah, great, so I’m the sacrifice,” he sighed.
“Precisely,” Regulus stepped right into his space, and James felt his chest go a little hot.
---
Or, Regulus asks James for a favor to get his ex off of his back, and James makes bad choices.