The day of the Messenger and Byakuya on New Year's Eve is no different from any other day. Byakuya prepares breakfast, wakes up the Messenger, and gets harassed. 
So I have other work to attend to.
‫لذا لديّ عمل آخر لأحضره.
werde ich anderes zu tun haben.
Me encargo de otros asuntos.
Debo encargarme de otros menesteres.
Perciò avrò altre cose da fare.
Tenho outras tarefas a cumprir.
У меня будет много дел.