Given these terms, it seems like your topic might involve searching for a video (possibly in 3GP format, for mobile viewing) that involves an older and younger sibling (or siblings) bathing or showering, available for free. However, without more context, it's challenging to provide a precise guide.
Mereka menyiapkan segala sesuatunya: ponsel dengan memori yang cukup, tripod mini, lampu LED portabel, serta sabun mandi beraroma lemon yang masih tersisa. Di sudut kamar mandi, terdapat sebuah papan tulis kecil. Raka menuliskan jadwal:
