David Collins is a character from the American gothic soap opera Dark Shadows (1966-1971). The only child of Roger Collins and his ex-wife Laura, David was the child that Victoria Winters was hired to be governess to at the start of the series.
There are roughly one-sh*t billion tropes so PLEASE look through them before adding one. Otherwise add what you like. ADDITION: PLEASE read through the trope description provided before submitting something. It's not a huge deal but too often people submit characters that don't fit just because they misinterpreted the title...