Here are a few polished versions of your line:
🔥 Clean & dramatic
“My mother-in-law burst into the house, shouting, ‘Where’s the money from your mother’s apartment sale?’”
🎭 More suspenseful
“My mother-in-law stormed into the house, demanding, ‘Where’s the money from your mother’s apartment sale?’”
📱 Viral storytelling style
“My mother-in-law walked in yelling, ‘Where’s the money from your mother’s apartment sale?!’ 😳”
✨ Strong cliffhanger
“My mother-in-law burst into the house, demanding to know where the money from my mother’s apartment sale had gone…”
If you want, I can also continue the story with a twist or turn it into a full viral narrative 👍