There are defeats a club can bury quietly, and there are afternoons that follow a team home like a shadow. This was the second kind. At a Volksparkstadion that began the day hopeful and ended it hollow, Hamburg SV were dismantled 5-0 by a Mainz side that arrived organised, ruthless and utterly certain of its own quality.

The scoreline flatters nobody in red and white shirts. Mainz scored with their pace on the break, with their crosses, with their poise in the box and, finally, with a flourish deep into stoppage time. Every time Hamburg SV looked for a foothold, the visitors found another way through.

By full time the numbers told their own grim story. Two games played, no points, no goals scored and seven conceded. For a club with Hamburg SV's history, the sight of 18th place beside their name is a wound that will take more than words to close.

Becker sets the tone

The damage began in the 19th minute and it began with speed. Kaishu Sano sprang a fast break and released Sheraldo Becker, who took a touch into the centre of the box and drilled a right-footed finish straight down the throat of the goal. It was the kind of counter-attack that punishes ambition, and Hamburg SV had committed just enough bodies forward to be caught cold.

From that moment Becker was a menace who could not be contained. If he was not scoring he was creating, and on the stroke of half-time he turned provider, teeing up Phillipp Mwene to sweep home a left-footed strike from very close range. Two-nil at the interval, and the home crowd already sensed the afternoon slipping away from them.

There was no reprieve after the restart. Three minutes into the second half Becker whipped in a cross that Phillip Tietz met with his right foot, steering it into the bottom right corner. Three goals, and Becker had a hand in all of them. It was a masterclass in end product, delivered with the calm of a man who knew the game was already won.

No way back

At 3-0 the contest was effectively over, but Mainz showed no inclination to ease off. They kept the ball, kept probing, and waited for Hamburg SV's resistance to fray. It duly did. In the 83rd minute Lee Jae-Sung picked out Tietz once more, and the striker converted with his left foot into the same bottom right corner for his second of the afternoon.

The final humiliation arrived in stoppage time. Phillipp Mwene, having already scored, threaded a through ball for Ransford Königsdörffer, who finished left-footed into the bottom right corner to make it five. It was almost cruel in its precision, a fifth goal that carried the same clinical stamp as the first.

For Hamburg SV, there was nowhere to hide. A defence that has now shipped seven goals in two matches looked short of confidence, short of cover and short of answers. Every Mainz attack seemed to arrive with more men and more menace than the last, and the home side never once threatened to trouble the visitors at the other end.

Table tells the story

The consequences are stark. Mainz climb to fourth on four points, having taken maximum reward from a game they controlled from the 19th minute onwards. Five goals scored, none conceded across their opening two fixtures: a defensive record and an attacking edge that mark them out as early contenders for the places that matter.

For Hamburg SV the picture could scarcely be bleaker. Bottom of the table on nil points, without a goal to their name and with a goal difference already deep in the red, they head into the season's third weekend searching for the basics. Two matches is a small sample, but the manner of this collapse will gnaw at everyone connected with the club.

The gap between the two sides was not merely one of quality but of certainty. Mainz knew what they wanted to do and did it; Hamburg SV, by contrast, appeared to lose belief with each goal that went in. That is the hardest thing to repair, and repairing it quickly is now the only priority.

What comes next

Mainz will travel home buoyant, their identity already sharp and their finishing sharper still. With Becker in this mood, Tietz taking his chances and Mwene chipping in from full-back, they have the look of a team that can hurt anyone on the counter. The challenge now is to sustain it across the long grind of a Bundesliga campaign rather than in isolated afternoons of brilliance.

For Hamburg SV, the work is more fundamental. Points must come, and quickly, before the mood around the Volksparkstadion curdles into something harder to shift. A single goal, a single clean sheet, would offer a place to start rebuilding the confidence that drained away over these ninety minutes.

This was a day that will linger, and not kindly, in the memory. Mainz were superb; Hamburg SV were overrun. The season is young, but for the men in red and white the climb has already begun in earnest, and the view from the bottom is not one they will wish to hold for long.