SVDVD-878: Cadwyn o gynlluniau Ponzi! - Merch ○ yn fyfyriwr mewn ysgol menyw ifanc ar ei ffordd adref! Difrod cyfochrog! "Os mai chi yw'r unig un sy'n anhapus, fyddwch chi ddim yn gallu mynd i'r ysgol yfory, dde? - Ar yr wyneb, maen nhw'n ffrindiau da, ond yn ddwfn i lawr, maen nhw'n galw 'ffrind gorau hunan-gyhoeddedig' sy'n eu casáu a'u tagu!

A chain of Ponzi schemes! - A girl ○ student at a young lady's school on her way home! Collateral damage! "If you're the only one who is unhappy, you won't be able to go to school tomorrow, right? - On the surface, they are good friends, but deep down, they call out a 'self-proclaimed best friend' who hates and strangles them!