In many cultures, especially in Indonesia, the concept of "mandi di sungai" or bathing in a river is not uncommon. Rivers have been a traditional place for bathing, washing clothes, and even socializing in various communities. The addition of "dengan cewek cewek SMK" (with high school girls) suggests a social scenario that could be part of a community or peer group activity.

: A sacred day in Bali where Hindus perform self-purification in water sources like rivers and lakes to clear the mind for applying knowledge.