Answer:
Fa-Hien was the first Chinese pilgrim who visited India during the reign of Chandragupta II. He was a devout Buddhist who was interested only in spiritualism pertaining to his own creed.

Who was Fa-Hien?
Fa-Hien was a Chinese Buddhist monk who lived during the 4th and 5th centuries CE. He is known for his extensive travels throughout India and other parts of Asia in search of Buddhist scriptures and knowledge. Fa-Hien embarked on a journey to India to visit Buddhist holy sites and collect Buddhist scriptures to bring back to China.

Visiting India during the reign of Chandragupta II
During his travels, Fa-Hien visited India during the reign of Chandragupta II, who was a powerful ruler of the Gupta Empire. Chandragupta II was known for his patronage of Buddhism and his support for Buddhist monasteries and institutions.

Devout Buddhist interested in spiritualism
Fa-Hien was a devout Buddhist who was deeply interested in spiritualism and the teachings of Buddhism. He dedicated his life to the pursuit of Buddhist knowledge and enlightenment, and his journey to India was driven by his desire to learn from the great Buddhist masters and acquire the sacred scriptures.

Collecting Buddhist scriptures
During his stay in India, Fa-Hien visited numerous Buddhist monasteries, universities, and holy sites, where he studied and collected Buddhist scriptures. He meticulously recorded his observations and experiences in his travelogue, known as the "Record of Buddhist Kingdoms". This account provides valuable insights into the social, cultural, and religious life of ancient India.

Legacy and significance
Fa-Hien's journey to India was a significant milestone in the history of Buddhism as it helped to spread Buddhist teachings and knowledge to China and other parts of Asia. His writings and experiences inspired many other pilgrims and scholars to embark on similar journeys, contributing to the exchange of ideas and the growth of Buddhism in different regions.

In conclusion, Fa-Hien, a Chinese Buddhist monk, was the first Chinese pilgrim who visited India during the reign of Chandragupta II. He was a devout Buddhist interested only in spiritualism pertaining to his own creed. Fa-Hien's journey to India was driven by his desire to collect Buddhist scriptures and learn from the great masters of Buddhism. His travels and writings played a significant role in the spread and preservation of Buddhist teachings.