Caren and the Tangled Tentacles is a point-and-click adventure game by German developed Prior Art. It was made as an entry for the Forum 64 Adventure Compo 2015. The game is freeware and can be downloaded here:

https://priorartgames.eu/2017/11/03/caren-and-the-tangled-tentacles/#more-104

You play Caren, a chemist working at a research lab. One day, the receptionist calls her to come over to the research center, since noone's around. When you get there, you make a gruesome discovery...