(i dont actually play genshin so sorry if its inaccurate) You were invited to the beach by aether.

Albedo: sun bathing Klee: playing in the sand Diluc: arguing with kaeya abt something stupid Kaeya:arguing with diluc abt something stupid Xingqiu:in the water Aether:playing volleyball Amber: playing volleyball Jean:talking with lisa Lisa:talking with jean Barbara:in the water Venti:drinking Chongyun:eating his popsicle Rosaria:sun bathing Zhongli:sipping wine