In Steins;Gate, your choices—especially text message replies—determine which ending you reach. Certain responses trigger hidden flags required for the true ending, while others lock you into character endings.
Use save points to split routes and avoid replaying entire chapters. Save exactly where indicated, then load the correct file to access different outcomes.
FIRST PLAYTHROUGH
Chapter 1 – Chapter 3
Play freely
Reply to messages however you want
Chapter 4 – Chaos Theory Homeostasis
Save 1
Kurisu message: “Did you write it?”
Do NOT reply: scientist
Chapter 5 – Dogma in Event Horizon
Play freely
Chapter 6 – Metaphysics Necrosis
Save 2
Send D-Mail
Suzuha Ending #1 – Suzuha Ending
Load Save 2
Do not send D-Mail
Ending – Suzuha Ending
Continue Route
Load Save 2
Send D-Mail
Chapter 7 – Made in Complex
Save 3
Send D-Mail
Faris Ending #1 – Faris Ending
Load Save 3
Do not send D-Mail
Ending – Faris Ending
Continue Route
Load Save 3
Send D-Mail
Chapter 8 – Fractal Androgynous
Save 4
Call PhoneWave
Luka Ending #1 – Luka Ending
Load Save 4
Do not call PhoneWave
Ending – Luka Ending
Continue Route
Load Save 4
Call PhoneWave
Chapter 9 – Endless Apoptosis
Optional:
Do not send D-Mail
Chapter 10 – Stardust Sky
Proceed normally
Ending – Mayuri Ending
SECOND PLAYTHROUGH
Load Save 1
Chapter 4 – True Route Start
Kurisu message: “Did you write it?”
Reply: scientist
Scientist?? → bad scientist
Bad Scientist → do better
Home Alone → outsider
Ehhh? → disgrace
Staring at my hand → why am I still here
Open: “Being here”
Key obtained – True Ending Flag 1
Chapter 5 – Dogma in Event Horizon
Plans → traveling expenses
Open: “Idiot!”
Open: “[Emoticon]”
Key obtained – True Ending Flag 2
Chapter 6 – Metaphysics Necrosis
Send D-Mail
Chapter 7 – Made in Complex
“The key [Emoticon]” → I don’t have a key
[Emoticon] → security
You’re delusional, I know → reality
Open: “Reality”
Key obtained – True Ending Flag 3
Send D-Mail
Chapter 8 – Fractal Androgynous
Open: “From an unpopular girl”
Key obtained – True Ending Flag 4
Call PhoneWave
Chapter 9 – Endless Apoptosis
Contact me, idiot! → worried
Open: “Re: Re: Contact me, idiot!”
Key obtained – True Ending Flag 5
Chapter 10 – Paradox Meltdown
Save 5
Kurisu message: “Where are you now?”
Do NOT reply: where you are
Kurisu Ending #1 – Kurisu Ending
Load Save 5
Do NOT reply: where you are
Ending – Kurisu Ending
True Ending Route
Load Save 5
Reply: where you are
Key obtained – True Ending Flag 6
True Ending #1 – True Ending
Continue chapter
Ending – True Ending
