By Tom Gott Sepp van den Berg has admitted his desire to leave Liverpool this summer in a furious attack on the club’s treatment of him. The 22-year-old joined to much fanfare in the summer of 2019 and has just completed his third loan away from Anfield, impressing in the Bundesliga during his 12 months with Mainz. Van den Berg was seen by many as a long-term heir to Virgil van Dijk at Liverpool and the younger Dutchman admits he initially felt that confidence, before a series of broken promises left him looking for the exit door. “In all honesty, I was no longer looked after,” Van den Berg to…