Those Who Yearn for the Gods’ Gaze is an archon quest under Omnipresence Over Mortals.
Your task is to investigate the ancient ruins and find out what happened to Teppei.
Here’s a walkthrough of Those Who Yearn for the Gods’ Gaze in Genshin Impact.
Investigate the ancient ruins
Head to the ancient ruins near Fort Mumei as marked on your map.
You’ll see three electro statues. Just light them all up with electro attacks.
Defeat the lawachurl
An electro lawachurl will spawn. Take him out.
Return to headquarters
After beating the lawachurl, you’ll meet Teppei again.
Then, return to the headquarters at Sangonomiya and talk to Kokomi.
Look for Teppei
After finding out about secret Fatui weapons, look for Teppei.
You’ll discover that he has been using a Fatui delusion which accelerates aging. The quest ends here.