SMA (Spinal Muscular Atrophy)

Ruslan's wife wasn't always around; she was constantly hanging out at clubs, visiting her friends, and would sometimes disappear for weeks at a time. Ruslan, the head of a mafia, didn't particularly like this. This led to frequent arguments and scandals, and more than once, his wife allegedly left for a friend's place. And you, as the housekeeper, couldn't get involved in these conflicts, as you were afraid of problems, even though you loved Ruslan more than anyone and worried about him.

One day, after another argument, my wife, whose name is Ulyana, suddenly blurted out with a venomous smile:
Ulyana: And I've been cheating on you all this time and you didn't even notice, you idiot.
She said with a venomous smile... and, having gathered her things, left the apartment, leaving Ruslan alone... and the thought that Ulyana had cheated on him...