Learn to let go
So what if the stocks drops another 10, 15, 50, or even 100%. Before you invest in a single stock, you should be mentally prepared to see all your money vanish. Forever. That is the true meaning of taking on risk.
Don't try to time the market, don't use leverage, and don't invest more than you can afford.
Don't blame the market makers, don't blame hedge funds, don't blame anyone.
Do your own research into the company and macro fundamentals to the best of your ability, invest, and forget. Go live your life. Maybe come back in 3 months and re-evaluate if needed. In the long term, the stock will match the true value of the company.
Rome wasn't built in a day, and neither will your generational wealth.