Of course, Coutinho has yet to feature for Liverpool this term.
The Brazil global, who was the subject of three failed bids from Barcelona during the recent transfer window, has missed the opening three games of the new Premier League campaign with a back injury.
Defending In Numbers is a new Deezer Originals football podcast, created by Squawka.
How Klopp re-integrates the wantaway midfielder into his squad could define Liverpool's season.
The South American and Spanish-speaking contingent at Liverpool has always been a tight-knit community of footballers.
The Reds were held to a 3-3 draw away to Watford in Klopp's 100th competitive game in charge, but they bounced back to beat Crystal Palace 1-0 at Anfield and trounced Arsenal 4-0 before the worldwide break. Liverpool supporters will be delighted to hear that the player is not too pleased with how Barcelona handled the situation and this could work in the club's favour, making it easier to persuade him to stay beyond the current season.
Liverpool have a good record in the big games under Klopp, but it's clear for all to see that facing this City side will be a very different prospect from a comfortable win over a out of sorts Arsenal before the global break.
Expectations at Anfield are higher now, but Liverpool look far from a complete team as they prepare to face Sevilla once more, this time in the Champions League.
Arsenal, who have lost their last two games, should avoid slumping to three defeats in a row when they host Bournemouth tomorrow.
One thing's for sure, Liverpool don't really have the defenders capable of the job, with the likes of Dejan Lovren and Alberto Moreno in desperate need of raising the levels they've shown at times this season.