Games Like Stay or Leave / 留离

The story of the game： The story time is in the future,A planet that might be suitable for human habitation is found in space.A team of scientists from different countries come to investigate,But soon after they reached the planet, they lost contact.The protagonist was sent to investigate the cause as an investigator,After landing, he was found that all the electronic components were out of work,And the camp seems to have been abandoned for a long time,There was no one except an old man with white hair and doubtful.What's happening here?Where are the scientists?Who is this old man?And how to get away from here? If you want to know how to play, you can go to the forum to see the introduction. Early stage