The Duck is a notorious liar. In order to channel his illness and forge a virtue from his mistake, Doctor Bubo encourages him to write.

Lajhár, the janitor at the Liáni Indázium, suffers from a chronic lack of ambition. Dr. Bubo suggests occupational therapy for the patient, but he has a hard time motivating himself.

The Sergeant tells the Doctor about a financial scam, and they take courage and make a bet, testing the limits of credulity.

The imaginary patient, Mrs. Liba, a returning patient, almost gets on the doctor's nerves. Until he and Ursula figure out how to finally cure the patient of her countless ailments.

With the arrival of spring, Ursula's feelings for her eternal love, the doctor, are raging. She applies the suggestion made to the hopelessly in love patient to herself and decides to take a fatal step.

The antidote to mischief is prevention, which means providing winter activities for the idle vagrants, Doctor Bubo persuades Sergeant. Ursula just doesn't want to fall asleep on her feet!

Miss Cuckoo lacks maternal instincts. Doctor Bubo, in the company of Madame Hen, realizes how the young lady has been able to pass on her eggs with such a cold heart and avoid any maternal instincts awakening in her heart.

Someone is dressing up as a monster to scare people, itching to stand out. Doctor Bubo wants to cure the patient on the principle of "a dog bites a dog with fur", but his strong involvement in the case misleads the Sergeant.

Sergeant is preoccupied with two serious criminal cases: a diamond robbery and the unexpected disappearance of Dr. Bubo's instruments. Meanwhile, the doctor tries to treat the Ostrich so that it no longer bury its head in the sand in case of danger. The two cases suddenly come together.

Sergeant's problems are increasing due to traffic violators. He introduces stricter measures, but when that doesn't help, he is forced to resort to more drastic measures.

Donkey has become obsessed with performing some heroic feat. Doctor Bubo and Sergeant give him a fake mission to keep him from continuing his dangerous ideas.

Mrs. Kangaroo is giving the mice water because her husband gambles away all of them. Doctor Bubo uses a little trickery to discourage her gambling-addicted husband from betting on the race once and for all.