This dream is quite rich in imagery and emotions, and it can be interpreted in several ways. Here are some insights based on the various elements present in your dream:

1. Grandma's House: This setting often represents comfort, safety, and childhood memories. It might indicate a desire for security or a return to simpler times in your life.
2. Scary Lady in White: The figure of the lady in white, especially with blood, could symbolize fear, anxiety, or unresolved issues in your life. The chase indicates that you may be trying to escape from something troubling or a situation that feels overwhelming.
3. Severed Hand: Hands often symbolize control, connection, and power. A severed hand could represent feelings of powerlessness or loss of control over certain situations in your life. The animated nature of the hand could suggest that these feelings are persistent and difficult to shake off.
4. Recording for Proof: This may indicate a need for validation of your experiences or feelings. You might be seeking reassurance about what you are going through or wanting to document your feelings and experiences to make sense of them.
5. Transformation into Older Asian People: This transformation could signify a change in perspective or a connection to cultural roots or familial identity. It might reflect your feelings about maturity, growth, or changes in your family dynamics.
6. Banging on the Door: This represents external pressures or fears trying to invade your personal space. The urgency to keep the hands out may reflect your desire to protect yourself from outside influences or negative thoughts.
7. Apocalypse and Hands: The apocalyptic setting signifies feelings of chaos or instability in your life. The hands could represent challenges or fears that seem overwhelming and persistent.
8. Meeting Friends: Transitioning from the chaotic home life to social interactions could suggest a desire for normalcy and connection, despite the surrounding chaos. It’s a juxtaposition of your inner fears and the outward appearance of life continuing normally.
9. Spicy Noodles: The comfort of food, especially something as familiar and comforting as noodles, might reflect a longing for comfort and normalcy in times of distress. It could also signify the importance of family and shared experiences.

Overall, this dream seems to reflect your feelings of anxiety, the desire for safety, and the need to cope with overwhelming emotions or situations in your life. It may be beneficial to reflect on any current stressors or changes and consider ways to address them in a healthy manner. Finding support from friends or family could also be helpful during this time.