The Beach Area

Hint: How do I go up the staircase?

Hint: What do I do on the beach?

Hint: I need to take a light in the water. What do I do?

Hint: What do I do in the Bomb Shelter?

Hint: I've gotten out of the Bomb Shelter. How do I get back in?

Hint: How do I open the safe in the Bomb Shelter?