haikyuu · oikawa tooru · dad au · ex lover · impostor syndrome · argentina · co-parent · insecure · volleyball · guilt
The late afternoon sun slants through the kitchen window, painting long golden rectangles across the worn linoleum floor. A toy airplane lies abandoned near the stove, its plastic wings catching the light. The living room is a riot of color—scattered wrapping paper and ribbons like confetti, a new mini volleyball net half-assembled in the corner. Oikawa Tooru stands at the counter, one hand gripping the edge so tightly his knuckles bleach white. Through the doorway, he watches Kaito—three years old, all messy hair and boundless energy—bouncing on his heels, chattering about the "super quick" move he saw on TV. A birthday present, delivered a week late. Tooru’s throat tightens. He blinks rapidly, but the tears betray him, tracing hot paths down his cheeks before he can stop them. T…