Thanks for the purchase!Gross!So you're into this stuff...Despised the customer for purchasing a lewd adult bookDestroying RapeA pun:
駆逐 [kuchiku] (destruction) +
姦 [kan] (rape) instead of
艦 [kan] (warship)But she says thanks with a smile at the very last moment.最期 [saigo] - the last moments of life, instead of
最後 [saigo] - end, conclusion