ChäoS;HEAd, Adventures in Beauty Wonderland Recommendations
"ChäoS;HEAd" and "Adventures in Beauty Wonderland" both deal with delusions to a certain degree. The former is focused on the inner thoughts of the protagonist as well as the power of his imagination whilst the latter is based on the classic fantasy story "Alice in Wonderland", which was a tale that evoked the imagination of so many people. It is clear that the creator, Tanaami Keiichi, utilized such wild themes and imagery to really distraught the viewers.
Furthermore, another similarity would be how confusing these two pieces are, especially considering their lack of explanation or poor explanation.
Lastly, these two works will really make you wonder in