Here's a brief description of each tool and step-by-step instructions for signing up. Due to the fast nature of change, these instructions may be different at the time you are following them.

ChatGPT

ChatGPT is an AI developed by OpenAI that can generate human-like text based on the input it's given. It's a powerful tool that can be used for a variety of tasks, from writing essays to creating characters for a graphic novel.

To sign up for ChatGPT:

1. Go to ChatGPT's website - https://chat.openai.com/
2. Click on 'Sign Up'
3. Enter your email address or use single sign-on via Google or Microsoft account
4. Follow the prompts to complete the sign-up process

Midjourney

Midjourney is an AI tool that can generate consistent characters for stories. It's a great tool for writers and artists who need help coming up with new characters.

To sign up for Midjourney:

1. Go to Midjourney's website - https://www.midjourney.com/
2. Click on 'Join the Beta'
3. You will get a Discord server invite, accept it
4. Follow the prompts to complete the sign-up process

Google Slides

Google Slides is a presentation program included as part of the free, web-based Google Docs Editors suite offered by Google. It allows users to create and edit presentations online while collaborating with other users in real-time.

To sign up for Google Slides:

1. Go to Google Slides' website - https://www.google.com/slides/about/
2. Click on 'Go to Slides'
3. If you already have a Google account, you can just sign in. If not, click on 'Create Account'
4. Follow the prompts to complete the sign-up process

Please note that the sign-up process might vary slightly depending on your location and whether you already have accounts with Google or Microsoft.