How to query Change Request record by condition (current user is in group of creator)?

[Akkapolk]

Group1 has User1, User2 and User5 as picture below.

Group2 has User3, User4 and User5 as picture below.

Change Request number CHG0030046 is created by User1 and CHG0030047 is created by User3 as picture below.

How to query Change Request record by condition (current user is in group of creator)?
User1, User2 can see only Change Request number CHG0030046.
User3, User4 can see only Change Request number CHG0030047.
User5 can see both Change Request number CHG0030046 and CHG0030047.

For example: Can see only Change Request number CHG0030046 when User1 login.

[Akkapolk]

Thank you. I will check, test and reply within this month.