My Life Working on Mushroom Island - The Room's Secret

Takumi is your classic NEET - graduated yet unemployed, spending his days lazing around. One day, a friend gets him a job on a tiny island, and the pay is suspiciously good...
And thus, our hero's life as a working man began.

Akitoshi decided to take a vacation on Earth to rest and recover from the drudge of office life. Everything was perfect... Until a sudden storm sank the ship he was on! Now he's been washed ashore on a random island in the middle of who knows where, attacked by a wild animal, and saved by a mysterious woman. What will happen to him now?
 
Get to know your savior, investigate the island... Do whatever you have to in order to survive and escape this tropical nightmare in this island exploration adventure RPG!

The protagonist and his childhood friend, Nanami Mitsuki, get caught in a storm during their trip and are stranded on a deserted island.
As they live with the goal of simply surviving, their sexual urges gradually build up…
To relieve those urges… they start helping each other masturbate!?
Will they be able to build a boat and escape the island without being consumed by their desires…!?

This is a simulation game.
In a desire-filled private room, spend as much time as you want with your senpai—
a moment of forbidden pleasure, shared in secret behind her boyfriend’s back.
Forgetting time and morality, the two of you seek only each other.

You picked up the mysterious cat Haru a month ago who had mysterious powers.

One time a day, it will grant you a small wish.

You decided to ask Haru to attract the lady in your apartment complex but...