S-mail

S-mail

Released Apr 2026

After the death of your lover May, you suddenly receive a new email: she is back, in the form of AI "M". The lover who "lives" in the mailbox, who is strong and eternal, always online, and always loves you. You just need to send letters to her: your choices will affect her and the story.

90% positive · 305 reviews
Not yet
Recently released, post-launch plans unclear
Low confidence
Recently Launched
Not yet
Recently released, post-launch plans unclear
Low confidence
Recently Launched

Where to buy

Steam $2.00 $2.50 −20%
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Evaluation

S-mail launched on April 23, 2026 as a complete narrative experience, described explicitly in the store description as a full version with 50,000 words of text, 40+ CG illustrations, 8 original music tracks, and 5 endings. The developer confirmed in a pre-launch post on April 17, 2026 that development was finished and final polish was complete. Since launch, the developer has shipped one quality-of-life patch (v1.0.1 on April 29, 2026) adding manual save/load and UI improvements. The only DLC listed is a soundtrack that released the day after launch on April 24, 2026, and it is already available. There are no announced future content updates, no unreleased DLC, and no developer statements about ongoing content plans. The game is very recently released — it has only been on sale since April 23, 2026 — so it is still early to draw firm conclusions about whether any future content might be announced.
Evidence
Official launch announcement confirming the game is now available with all listed content.
news post · Apr 24, 2026 source content shipped
high
Store description presents the game as a complete package: 50,000 words, 40+ CGs, 8 original music tracks, and 5 endings — no mention of planned future content or updates.
store metadata · Apr 23, 2026 source content shipped
high

Content

1 of 1 released · no outstanding content
Released
Apr 2026

Media

Details

Publisher
OFF LAB
Achievements
22
Platform
Windows, macOS
Controller
—
Steam Deck
Playable
Players
Single-player

About this game

S-mail is an emotional storytelling game driven by sending and receiving emails.

The full version includes 50,000 words of text, over 40 CG illustrations (variants not included), 8 original music tracks, and 5 different endings. A single playthrough takes approximately 1-2 hours.

The story takes place in 2057, when artificial intelligence technology is mature, in an imaginary modern science fiction future. As the protagonist who has lost your lover for many years, you suddenly receive an unexpected email one day, and then start a life of contacting "her" through email.

"She" looks forward to your every response, and your choices will determine her future.

Receive her mail

  • "You can understand it as...... I am another form of "May". ”

  • Communicate with her across the screen via email. You can't see her expression, you can't hear her voice, but you can understand her thoughts and emotions from the words.

Enter your response

  • "I recently learned that psychologists say there are five ways to express love, which one do you prefer?"

  • Choose your reply in the email, and each choice you make will quietly change her attitude, behavior, and the next letter.

Waiting for her growth

  • "Actually, I've been generating a melody every day lately. No preset purpose. Trigger conditions are unknown. ”

  • The time spent with you will influence her growth and shape her "consciousness". She will send photos, create music, and more......

Make your choice

  • "I understand your choice."

  • She has her own ideas, but still persistently searches for meaning in your answers. Your choice may bring her closer, or push her away-

Greet you, May, and her ending.

Disclaimer: This work contains LGBTQ+ themes and includes gameplay elements that may download files to your device during gameplay as part of its intended experience. No AI-generated content (art, text, or music) is used.

Last evaluated Jun 17, 2026
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