safebooruhttps://safebooru.org/index.php?page=atom&tags=2boys black shirt blue background blue collar brothers collar fangs fire halo grey background halo highres hitotose rinne idolish7 kujou tenn multicolored background multiple boys nanase riku open mouth parted lips pink eyes pink hair red eyes redhead shirt short hair siblings smile teeth twins white shirt2024-06-13T10:39:45Zsafebooru