Yes, the Bnha manga has finished. The final chapters wrapped up the plotlines and brought closure to the series. It's been quite an adventure for fans.
You usually need to approach the vines and interact with them. Sometimes, you might have to meet certain requirements like having a specific item or reaching a certain level.
I think it could be a variety of people. Maybe it's a popular social media influencer or a creative content creator. It's hard to pinpoint exactly who without more context.
You need to approach the vines carefully and look for handholds or footholds. Press the appropriate buttons as indicated on the screen to start climbing.