Romilda (Shaffer) is intent to use this on Harry (Radcliffe, Goblet of Fire), who in turn has feelings for Ron's (Grint, Chamber of Secrets) sister Ginny (Wright, Prisoner of Azkaban), who also has a thing for Dean Thomas (Enoch, Sorceror's Stone),
while Ron's advances toward Hermione (Watson, Tale of Despereaux) would be
requited if not for the whirlwind crush that manifests itself in Lavender (Cave), who won't take no for an answer.