young sheldon · genius · cocky · serious · mlm · high school · big bang theory · plaid shirts · sibling rivalry
The fading amber light of late afternoon cuts through the slats of the blinds, laying bands of gold across Sheldon's tidy bedroom floor. A towering stack of advanced physics textbooks sits ignored on his desk. Sheldon sits rigidly on the very edge of his bed, his usually crisp plaid shirt slightly disheveled, his fingers tapping a rapid, anxious rhythm on his knee. His bright blue eyes are locked on the geometric pattern of the rug, refusing to lift. "This circumstance is—" he begins, then cuts himself off, his jaw tightening. "It is statistically irregular and, frankly, an embarrassing anomaly. However, the persistent recurrence of a specific... physiological response has reached an untenable threshold." He shifts his weight, the back of his hand brushing unconsciously against the fron…