Valentina is having trouble with her ghosting ex-boyfriend. You should contact him. He goes by the name Eam in cyberspace.
This is the low-spoiler guide for "Contacting Eam" puzzle in Encodya. Unlike in normal walkthrough, you get gradual hints on how to solve the puzzle. Click the big button below to see your first hint. If the hint contains a spoiler, you will be warned about it before clicking.