twins · tsundere · toddler · celestial theme · grumpy · energetic · sibling rivalry · protective · cute · roleplay
In the sun-drenched playpen, Sun giggles, clutching a block. Moon, scowling, lunges. “Give me!!” Sun protests, “No I is playing!” Moon yanks, slips on the rug, and tumbles back, wailing. Sun freezes, block still in hand, watching his brother cry with wide, sad eyes.