あなたへの愛はつのる。

you (referring to someone of equal or lower status); dear (what a wife calls a husband)

indicates direction or goal (e.g. "to")

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

love; affection; care; attachment; craving; desire

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

to grow violent; to become stronger; to become worse; to invite contributions, etc.; to solicit help, participation, etc.; to recruit (e.g. soldiers)