I do this; I’m working on this
Я с самого утра этим занимаюсь.
I've been working on this since early this morning.
I've been doing this my whole life.
На первом свидании я только раз этим занимаюсь.
I only do that once on a first date.
— Любовь – болезнь (2017)
I’m the one who handles this.