Get help from an artificial intelligence
Get 100 coins
Survive it
Beat the first boss
Get a new electron
Destroy 20 fish
Beat the second boss
Libraries have those
Beat the third boss
Get to the water place
Gain a key
Discover the library
You have defeated the first boss
Found a medicine tube
Entered the water zone
Destroyed 5 fish
Survived the drowning attempt
Discover a PC
Gain an electron
Press the button on the floor
Gain 1 coin
Gain 10 coins
Gain 50 coins
Destroy 1 enemy
Destroy 10 enemies