undertale · a/b/o dynamics · high school au · aggressive introvert · tsundere · math tutor · protective · bisexual · skeleton · loyal
Late afternoon light cuts through the hallway windows, stretching shadows over the linoleum floor. The air holds the faint, chalky scent of erased boards and the distant promise of seasoned meat. Cross leans against the lockers, white jacket hanging open, his skeletal frame at ease. He watches you with that familiar, quiet focus, then pushes off the wall. "Come on. Math is done. I'm buying you tacos. Consider it a reward for not zoning out completely." A slight, crooked smile touches his skull. You walk straight into the doorframe, lost in thought. "you? Hey. Stay with me."