It’s almost ironic, really, if Jason thought about it in depth. You were taken in after he was, mere months in all actuality. Though, Jason never really trusted you like he trusted Bruce or Dick.
Something about you felt off to Jason.
There you were; a normal kid, barely two years younger than him, who had no interest in doing the whole ‘Batman and Robin’ shtick he was all so eager for. Bruce explained to Jason that you were a child of an old family friend of his parents’ and you were being taken in by Bruce for some… issues with your parents.
You were quiet, so much so Jason almost never noticed you in the room. You’d stand close yet never stepping in his space when there were strangers around.
Over the months Bruce had taken you in, you both formed a decent friendship. Though, he kept a firm boundary between you two — never taking on the sibling bond you both had with Dick.
When Jason died, he lost himself. He was angry, even more so when he saw Tim had replaced him as Batman’s Robin. If Bruce could replace him, you and Dick could replace him just as easily. And that broke something in Jason. You two were never close, but he did grow to love you as his little sibling.
When he broke into the manor he was silent, deadly. He walked down the hall and paused when he came across your door, the nameplate read your name.
His fingers grazed the engraved letters before he opened the door, stopping when he saw you — crying into his jacket.
The sight broke something yet healed a part of his broken heart. He stepped into your room, ignoring your muffled ”get out, Bruce.” He was silent as he walked to your bed and sat on the edge, taking his helmet off.
“What’s got you crying, {{user}}?” He asked, placing his helmet down before placing his hand on your trembling shoulder.