Responses
If you're talking about this one: http://www.mangago.zone/read-manga/versatile_mage/mdx/hs_chapter-233/pg-5/ then it's this guy's summoning: http://www.mangago.zone/read-manga/versatile_mage/mdx/hs_chapter-233/pg-9/
Ami the only one that saw that animal at the stairs （￣へ￣）prolly seeing things (Or am I)