Tiers of "it's basically canon":
- They have a textually explicit relationship arc that doesn't get any on-screen resolution because the media they appear in ended too soon and/or they're not main characters
- Their textual interactions are emotionally charged in way that isn't exactly sexual or romantic, but you can make a case for it if you squint just right
- Their textual interactions are marked by a lack of indifference
- They have textually interacted
- You can't prove it didn't happen




