Sex Formula: Story, Features and Windows Play

About Sex Formula

The story centers on the player's introduction to Reika and the life they begin together. Developer notes describe eight chapters, each lasting approximately ten minutes. That gives the narrative a defined chapter structure, although those estimates do not establish the length of every player's full session.

Desktop and VR versions provide two ways to experience the game, and a headset is not required for desktop play. The VR movement notes describe right-hand controller input for both teleportation and horizontal movement, with a caution that the latter may affect players susceptible to 3D motion sickness.

Character presentation includes clothing settings, outfit presets, glasses, nail styles and additional facial appearances. Update notes also document another hair material with color controls. Clothing settings are recorded when leaving the game, while a listed fix addresses glasses missing from saved outfit presets.

The supplied listing identifies version 2.1.0 as completed and names English, Japanese and Chinese language support. Windows is the only listed platform, with a 64-bit processor and operating system required. The evidence does not specify memory, graphics hardware, storage space or supported VR headsets.

What to expect

• Eight story chapters centered on Reika and a shared life
• Desktop play without a VR headset, alongside a VR version
• VR teleportation and horizontal movement options
• Appearance controls including hair color and outfit presets
• English, Japanese and Chinese language support

A closer look

MIGI STUDIO presents Sex Formula around a focused relationship premise: the player meets Reika, then begins a life with her. The available story description stays with that central pairing rather than outlining a broader cast or a separate adventure plot. Its eight-chapter organization is the clearest indication of narrative scope, with the developer estimating approximately ten minutes per chapter. Those figures describe the story segments, not a measured completion time covering every available activity. For catalogue purposes, the supported distinction is between a defined sequence of chapters and the game's other character-focused features. The premise establishes who the story concerns, but it does not establish branching routes, multiple endings or a choice-based dialogue system.

The desktop and VR versions make headset ownership an important practical distinction rather than a universal entry requirement. Developer notes expressly allow desktop use without VR equipment. For VR movement, the documented teleport option uses the right-hand controller to point at the floor and select a destination through joystick input. A second option moves the character horizontally using that controller's joystick. These are different navigation methods, and the source specifically cautions players prone to 3D motion sickness about horizontal movement. An update also records a correction to the floor destination indicator. Together, these details describe navigation controls and feedback without establishing a supported headset list or controller compatibility beyond the stated inputs.

Appearance customization is documented through several concrete update entries rather than a general promise of unrestricted character editing. The notes identify additional facial appearances, a nail style and a new hair material with its own color settings. Clothing has a persistence feature: the current selection is recorded when the player exits. Outfit presets are also evidenced by a correction concerning glasses that were not being saved properly. These details distinguish changing an appearance from retaining a selected look between sessions. Other presentation updates include opening and start-screen animations, plus a repeat-dance button. The evidence supports these individual controls and additions, but does not describe a full character creator or tools for importing custom assets.

The technical listing identifies a Unity game for Windows, marked completed at version 2.1.0. Its stated hardware baseline is limited to a 64-bit processor and operating system; there are no supplied processor models, memory targets, graphics specifications or storage figures. English, Japanese and Chinese are listed, while the division between translated text and voice support remains unspecified. Update notes document cloud saving, a frame-rate settings control, voice-volume fixes and a correction involving the recollection feature's achievement. These are recorded additions and repairs, not evidence of a particular frame rate, cross-version save compatibility or support for additional operating systems. Package-specific installation instructions are also absent from the supplied material.

Installation & requirements

Installation steps are not supplied. The evidence identifies desktop and VR versions but does not establish how their packages are organized or which launcher or setup procedure they use.

Windows; requires a 64-bit processor and operating system.

Processor model, memory, graphics hardware, storage space and supported VR devices are not specified. Desktop play does not require a VR headset.

Before updating, back up your saves and read the developer’s release notes. Save compatibility is not guaranteed unless the developer confirms it for your version.