Simplify the following text for a Grade 10 native English-speaking person.
Original: While still considering the plan , Raskolnikov makes the acquaintance of Semyon Zakharovich Marmeladov , a drunkard who recently squandered his family 's little wealth .
Simplified: While he is thinking about this plan , Raskolnikov meets Semyon Zakharovich Marmeladov , a sad drunkard who recently spent all of his poor family 's money on drinking .