Many thanks to DING and their guide:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=2535505865

Only important choices are listed. For unlisted, choose whatever you want. Have fun!

Choose whatever until you get to the Privacy Policy. Accept it.

Keep playing the gacha game until you win the SSR -> 🏆 LUCKY. Wow! Lucky!

Game ends somewhat abruptly, and you get 🏆 ? Maybe starting over is a good idea.

Decline the Privacy Policy.

Play however you want until you get to the impactful choice of forgiving or refusing Justin.
💾 Make a save.

Forgive Justin.
Say Yes to being his business assistant.
Say Yes to helping him.
Get the well-deserved 🏆 SHEEP. Being a legal representative is not messing around.

Refuse Justin.
Keep playing the gacha game and you’ll get 🏆 UNLUCKY. Wow! Pity breaker!
Meet Kyle, choose whatever, KEEP PLAYING THE GACHA GAME.
🏆 ?? You're close to the truth

Decline the Privacy Policy.

Play however you want until Steven calls you. 💾 Make a save.

“Steven! Help! Elias got me!”
🏆 He's watching you.

Reload and pick
“I’m canceling the… appointment for tonight.”
“I’m staying at a friend’s place, I won’t be back.”

Play however you want until Kyle visits you. 💾 Make a save.

“We’re the same, you and I.”

Pick whatever until the next impactful choice:

Take his hand.
🏆 Did you choose to trust him?

Reload and pick
“We’re not the same.”

Auction time. 💾 Better save.

“90”
“100!”
🏆 Hang in there a little longer.

Reload and pick
“53”, then take it slow and keep increasing your bid in SMALL increments.

TRUE END

🏆 The story is over, but your life is just beginning.