I think you’ve got it a bit mixed up. As our main page states, Dante and Circe have the same amount of romance options. Abraxas is exclusive to Circe, while Iridis can only be romanced by Dante.
As this is oniy a Kickstarter demo and about 1/3 of the length of the final demo we will release, Iridis does not have a lot of screentime yet.