The Clan
"Mother! Daddy has a second son!" Isshin cried to the beloved poster of his wife Misaki. The woman in the picture smiled somewhat welcoming.
Ichigo rolled his eyes, almost amused as to who was the center of the attention. Karin was already taking measures to subdue her hyperactive father while Yuzu was already running from the Kurosaki kitchen to greet this new "brother." Rukia was halfway between amused and startled.
Kuchiki Byakuya, although his face was a trained calm was surprised. It appeared he had been adopted in the Kurosaki clan the second he was introduced as "Rukia-chan's elder brother."
An: I think this one needs no other explanation.