A possible summary is:
The speaker is a YouTuber who is secretly building a mini base inside his sister's Minecraft base. He uses a mod to cut out blocks and make tiny furniture and appliances. He wants to see his sister's reaction when she finds out, but she is too busy talking to her boyfriend and making a cake. He makes fun of her and tries to avoid getting caught. He plans to expand his secret base more.
Here are some key facts extracted from the text:
1. The speaker is trying to sneak into their little sister's secret base in Minecraft and build their own mini base inside a glass block.
2. The speaker is using a mod that allows them to cut out bits of blocks and make tiny furniture and items.
3. The speaker builds a bedroom, a kitchen, and a chest room inside different glass blocks and connects them with a bridge.
4. The speaker wants to see their sister's reaction when she discovers their mini base, but she is busy working on a cake and talking to her boyfriend.
5. The speaker risks getting grounded by their parents if they get caught by their sister.