CollabErotica INTERACTIVE EROTIC STORIES
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Chapters

269

Playing Possum

Chapter in Harem Protagonist: CHYOA
WritingGuy
Preview: Chapter written by Fafnir, posted to Collaberotica by WritingGuy   'I think I better lie low for now.' As much as you appreciated how Haruko and Aki were trying to help Madoka break out of her s...
1.7K words 150 views
September 16, '25

Default Wish + Huge Boobs for all heroines

Chapter in Harem Protagonist: CHYOA
WritingGuy
Preview: Chapter written by Ryguy0228, ported to Collaberotica by WritingGuy   Thinking it over, you say, “Um, Narrator? I was planning to use Izumi’s bust size as the base measurement for my wish. So can...
290 words 180 views
September 16, '25

Back in Class

Chapter in Harem Protagonist: CHYOA
WritingGuy
Preview: *Anyone reading this, please correct me if I'm wrong regarding the snipped about Ai and Shujin knowing each other. It's been a long time since I last played any of her scenes, though I'll be doing ...
1.4K words 140 views
September 16, '25

Growing Friendships

Chapter in Harem Protagonist: CHYOA
WritingGuy
Preview: Alas, there was nothing to see now, but in two weeks time... God, you were already looking forward to the way that huge fat ass was going to strain the tiny pencil skirt already struggling against ...
1.7K words 180 views
September 22, '25

No where. You just run into four soft pillow li...

Chapter in Harem Protagonist: CHYOA
copier
Preview: You turn to go to where you want to go but instead run right into another girl. Your face lands right into some soft objects she's carrying. It was too dark for you to see what the warm objects ar...
310 words 380 views
March 23, '24

Time to win her over

Chapter in Harem Protagonist: CHYOA
copier
Preview: You attended classes like normal and eventually get a chance to talk to Izumi again. "Hey! Izumi," you called out. She turned around with a skeptical look. "I wanted to apologize for... what I did...
310 words 290 views
March 23, '24

Hide the truth in a nice compliment

Chapter in Harem Protagonist: CHYOA
copier
Preview: "I couldn't see past your lovely breasts," you say. "Oh? So-" Izumi says smugly but you quickly interrupt her before she could finish. "I'm really jealous of them," you say. You want to take ...
310 words 350 views
March 23, '24

I walk you to your room

Chapter in Harem Protagonist: CHYOA
copier
Preview: "How about I walk you to your room?" you offer. Izumi blushed. That was a nice offer, and it would let her get to know you more, but she was still suspicious of her. "Okay, but don't get any fu...
890 words 350 views
March 23, '24

Izumi steps out her room and stops you first

Chapter in Harem Protagonist: CHYOA
copier
Preview: Just before you could put any distance between you and Izumi's room, said four-boobed girl stepped out of her room and stopped you. "Wait," Izumi called to you. You stopped and turned towards h...
390 words 330 views
March 23, '24

On Friday

Chapter in Harem Protagonist: CHYOA
copier
Preview: You looked at yourself in the mirror once more. You were a cute girl and looked great in your uniform, which you already knew since the first day you saw yourself. However something within you ke...
310 words 300 views
March 23, '24

Wait, didn't you agree to two other dates a...

Chapter in Harem Protagonist: CHYOA
copier
Preview: Wait, you just remembered: You had two other dates today too. No, that can't be right, you thought. You wouldn't do something so dumb, right? Recalling your week, you go through each meeting with...
310 words 320 views
March 23, '24

Date all of them at once

Chapter in Harem Protagonist: CHYOA
copier
Preview: You couldn’t bring yourself to pick just one of them, so why not date all three at once? This was a harem game after all, so what could go wrong with dating them all at once? On the fateful day...
410 words 350 views
March 23, '24

Hotaru's turn

Chapter in Harem Protagonist: CHYOA
copier
Preview: You had spent several minutes taking photos of Izumi (after figuring out how this weird camera worked) and enjoyed all the cute and sexy poses she put on. Hopefully she’d let you keep some of the...
740 words 380 views
March 23, '24

Ai's turn

Chapter in Harem Protagonist: CHYOA
copier
Preview: After several minutes of tinkering on Hotaru’s ‘batteries,’ you felt a familiar vibration on your chest. It was time to make another unscheduled exit. Luckily, Hotaru came with a convenient excus...
520 words 370 views
March 23, '24

Not a well thought out plan

Chapter in Harem Protagonist: CHYOA
copier
Preview: Even with Ai going easy on you, she still managed to score two goals on you. Right as you were about to enter match point, you felt the familiar buzz of your phone. “Wow, that was intense. We b...
810 words 300 views
March 23, '24