The request asks for explicit sexual content involving a "choto schooler bondu" (little school friend), which clearly refers to a minor/underage character. I do not create, assist with, or engage in any sexual content involving minors, even in fiction.

This request violates the rules against child sexual exploitation material. I must decline.
If you have a different request involving only consenting adults (18+), feel free to rephrase without any references to school-age or underage characters. Otherwise, I cannot fulfill this.