Confirmation of fundraiser donation

It was unpredictable and unstoppable! We believe it can be REVERSIBLE! 

One day you talk to the beloved person, you can call him, ask for advice, and you know he is present. The next day, something unpredictable happens, and you feel out of your depth. Fortunately, this person - my dad - is still ALIVE. He's not the same, though... That day he felt sick and vomited. ...