Who is Vlad Plahotniuc

Plahotniuc refused to recognize the new government, and justices he installed on the Constitutional Court issued a dubious ruling declaring it invalid.

How did oligarch Plahotniuc get such power?

It all started with a DRIVE club in which Plahotniuc used the sexual needs of officials.

Vlad Plahotniuc: how to become a dictator? 

Vlad was an oil middleman using illegal profits to get the number one TV in Moldova. He sponsored career of relatives of officials, such as son of president Timofti.

Then medical tourism followed: he sent the judges' parents for treatment abroad. So, medicine is the way to control the minds of judges and ministers.

Detail on Vlad Plahotniuc
https://www.quora.com/What-is-happening-in-Republic-of-Moldova-right-now-Why-is-a-pro-Russian-party-PD-led-by-the-oligarch-Vlad-Plahotniuc-against-another-pro-Russian-party-PSRM-and-the-pro-Russian-president-Who-is-Russia-supporting-in/answer/Edward-Musinski