Many people developed minor psychological issues and, based on the idea that avoiding problems was preferable to creating new ones, even if they felt unhappy, they were unwilling to see a doctor.
As these issues grew larger and became uncontrollable, they became even more reluctant to trust others, which eventually led to ultimate tragedies.
After understanding the causes of these issues, Zhang Yuan merely sighed lightly. Psychological problems were indeed troublesome; even with frequent group activities, various banquets, movies, and musicals, these issues were inevitable.
With only 600 people celebrating the New Year together, seeing just those few faces all the time was indeed too lonely and too torturous.
As for other major events within the spaceship, there were few—only several minor accidents and a small-scale air leak incident, all within the allowable margin of error.