An amazing story I read somewhere.

Disclaimer:
This is a wonderful story I read somewhere. I am not the author. And I do not know who the author is. Would like to read more of his works if I come across them.

Kaalchakra bar

1975 Jan 1
It was about five in the morning. Father (I am not bothering with names) woke up with a start. Many years had passed since he had founded the orphanage. He had named it ' X-Orphanage ', a rather funny name. But looking back, everything about his life seemed funny now. Hearing some noise outside, Father decided to have a look.
A child lay there in front of the orphanage. It was a girl. Seeing her abandoned like this in the cold morning, Father felt a sense of anger for the merciless being who had thrown her away like this. He took her in his arms. He would raise her like his own child.

17 Years Later
The girl had now grown up. She was now staying at a hostel. She met a man and fell in love with him. Soon she got pregnant. But the man disappeared. She was thrown out of the Hostel. Father came and took her back to the orphanage. She gave birth to a girl. During the pregnancy, the girl becomes unconcious, so to get help, Father uses a Time Machine to go 5 years in the future. There he sees a bar called as Kalachakra, He wears a mask, goes inside and forces a bearded man with him back to 1992.
But this whole activity is too much for his old age. He gets an asthma attack, so he pleads with the bearded man to help the girl, and goes into another room to take some rest. While he is resting, the bearded guy steals the time machine, and the baby, and vanishes. Unable to bear all this, the Father commits suicide.

5 years later
Due to some serious health problems, the girl goes to see a Doctor. The doctor examines her, and says with a sad expression on his face, " Adrenalo Sytosis, a serious case of hormone imbalance ". An operation is performed in which the doctor changes the sex of the patient.

The girl is now transformed into a man. The man is very depressed because he had lost his child, his father had committed suicide, his lover had betrayed him, he had to change sex and so on. He eventually takes to drinking.
One day he sees that a new bar called ' Kaalachakra Bar ' which has opened in his locality. He goes in. He sees a bearded man to whom he relates his sad tale. The bearded man takes pity on him and tells him that he has a Time Machine and that he can use it to change his past. He accepts the gift from the bearded man. He decides to go to the past (to the year 1992) and starts the Time Machine!

1992
The man arrives with the Time Machine in the year 1992. There he meets a girl and falls in love with her. The girl gets pregnant. The man, unwilling to marry her, leaves the town. He goes to another city, earns some money and five years later comes back to the city where the girl lives. Wanting to conceal his identity, he grows a beard. He starts a bar named 'Kaalachakra Bar'. One day a man came to the bar and narrates a sorrow tale. Out of compassion, he gives the Time Machine to the man. The man starts the Time Machine and goes back to the past.
Suddenly a man wearing a mask comes into the bar. He points a gun at the bearded man. He says that he has a Time Machine and forces the bearded man into it along with himself. Taking the bearded man with him, the masked man starts the Time Machine. When they reach the past, the masked man enters a house which contains an unconscious girl, and a newborn baby. Strangely, the masked man leaves the room saying that he is very tired and wants to take some rest. Sensing that the masked man might be psychotic, the bearded guy picks the time machine and the baby and runs away to safety. He starts the time machine and goes to the past.

1975 Jan 1
The bearded man arrives with the girl. Thinking that it was the best place for the child, he leaves her in front of X-Orphanage. He joins a college, studies hard and becomes a doctor.

One day a woman is brought to the hospital. He examines her and finds that its a serious case of 'Adrenalo Sytosis'. He performs an operation in which he changes her sex. One day, fed up with the complexities of modern life, he starts the Time Machine and goes back in time.

1968 May 12
He arrives at a time of great famine and suffering. Seeing all this, he decides to become a priest and serve the people. He starts an orphanage and names it 'X-Orphanage'. Years later, he finds a girl lying in front of the orphanage. He takes her and brings her up like his own child. Many years later he hears that the girl was pregnant and was thrown out of the hostel. He brings her back to X-Orphanage. She gives birth to a girl and falls unconscious. The father desperately searches for help, but since there is no-one nearby to help him, he decides to bring a person back from the future. He wears a mask, takes a gun for protection and starts the Time Machine. He materializes in front of 'Kaalachakra Bar'. He goes inside, finds a bearded man and forces him to travels with him to the past. Reaching the past, and being very old, he gets an asthma attack. He tells the bearded person that he is going to take some rest and leaves the room. When he returns after some time, he hears the sad news from his daughter that the baby was stolen. Unable to bear the sorrow, he commits suicide.

Swati's Question:
Where did the time machine come from in the first place?