Lewd Mountain Retreat with a Beast-Girl [v1.0] [milkup!]

September 3, 2026F95

After burning out from society, the protagonist quits his job and moves to the mountains to pursue a quiet, slow-paced life. There, he encounters Nashiro, a kind-hearted beast-girl who has lived in isolation in a dilapidated cabin. The two begin living together, and as they grow closer, the protagonist learns more about Nashiro and the traits unique to her kind, eventually experiencing the “heat cycle” unique to beast-folk…

Thread Updated: 2026-09-02

Release Date: 2026-05-25

Original Name: 獣人娘とエッチな山ごもり

Aliases: Juujin Musume to Ecchi na Yamagomori

Developer: milkup! (みるくあっぷ!) DLsite – Ci-en – X/Twitter – Fanza

Translator: CoffeeLover2022

Censored: Yes (Mosaics)

Version: 1.0

OS: Windows

Language: English (AI TL Codex)

Store: DLsite

Genre:

2D Game, 2DCG, Ahegao, Anal Sex, Big Tits, Censored, Creampie, Dating Sim, Footjob, Groping, Handjob, Japanese Game, Male Protagonist, Masturbation, Monster Girl, Multiple Endings, Oral Sex, PoV, Rape, Romance, Sandbox, Sex Toys, Sexual Harassment, Simulator, Sleep Sex, Teasing, Titfuck, Vaginal sex, Voyeurism

Installation:

1. Extract and run.

Developer Notes:

Synopsis

The protagonist, burned out by society… Quits his job to finally start his dream slow life in the mountains. But the one living in those mountains is a beast-girl. By a twist of fate, he ends up living with her… At first she’s a bit wary of him, but after accidentally catching her masturbating, things take an increasingly lewd turn…! And one day, the heroine experiences a “heat cycle” — a trait unique to beast-folk…?! As he lives alongside the innocent yet lewd heroine, the exhausted protagonist’s heart gradually finds its peace.

Heroine Introduction
Nashiro Height: 155 cm | Weight: 42 kg B99 (H) W58 H90

A beast-girl who has never had contact with people. A little out of touch with the world, but pure, innocent, and kind-hearted. Lives in a dilapidated cabin in the mountains with a fox.

Game System

A mountain with only you and the heroine — live your ideal life without worrying about anyone around!
Sell items from farming, foraging, and fishing to earn money!
As the heroine’s affection grows, your relationship becomes sweeter and sweeter… Be healed by her honest and pure personality!
Use your earnings to buy new outfits and even renovate the house! Renovations make things with the heroine and your happy life together even more luxurious!

Lewd stuff while she’s in her favorite outfit…

Talk to the heroine to have her change clothes, then enjoy several types of intimacy — head pats, fellatio, sex, and more…♡

Various Situations

From sweet, affectionate sex to being dominated, cosplay, and a wide range of lewd situations! As you continue, the heroine becomes more and more absorbed in sex…♡