合う => do something together N3
結局 => after all; eventually; in the end ~ N3
その結果 => as a result of; after ~ N3
~こと請け合い => I guarantee ... N1
Happens next
[合「あ」]う => To do A together/mutually N4
Secondary Verb
場合(は) => in the event of; in the case that ~ N4
は[疎「おろそ」]か => B, let alone A; B, not to mention A N1
(Not)only , (Not) even
~ににあわず (に似合わず ) => ~Different from N1
Evaluate
その[結果「けっか」] => Because of A (in the past), B N3
Reason, Result, Response